Merge branch 'w13_MDL-38654_m25_gdversion' of git://github.com/skodak/moodle
authorDamyon Wiese <damyon@moodle.com>
Mon, 25 Mar 2013 06:02:31 +0000 (14:02 +0800)
committerDamyon Wiese <damyon@moodle.com>
Mon, 25 Mar 2013 06:02:31 +0000 (14:02 +0800)
Conflicts:
lang/en/admin.php

50 files changed:
admin/environment.xml
course/dnduploadlib.php
course/format/renderer.php
course/recent.php
grade/externallib.php [new file with mode: 0644]
grade/grading/form/guide/lib.php
grade/grading/form/lib.php
grade/grading/form/rubric/lib.php
grade/tests/externallib_test.php [new file with mode: 0644]
lang/en/admin.php
lang/en/moodle.php
lib/db/services.php
lib/form/yui/shortforms/shortforms.js
lib/formslib.php
lib/jquery/MIT-LICENSE.txt [new file with mode: 0644]
lib/jquery/jquery-1.9.1.js [new file with mode: 0644]
lib/jquery/jquery-1.9.1.min.js [new file with mode: 0644]
lib/jquery/jquery-migrate-1.1.1.js [new file with mode: 0644]
lib/jquery/jquery-migrate-1.1.1.min.js [new file with mode: 0644]
lib/jquery/plugins.php [new file with mode: 0644]
lib/jquery/readme_moodle.txt [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/animated-overlay.gif [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_flat_0_aaaaaa_40x100.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_flat_75_ffffff_40x100.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_glass_55_fbf9ee_1x400.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_glass_65_ffffff_1x400.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_glass_75_dadada_1x400.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_glass_75_e6e6e6_1x400.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_glass_95_fef1ec_1x400.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-bg_highlight-soft_75_cccccc_1x100.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-icons_222222_256x240.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-icons_2e83ff_256x240.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-icons_454545_256x240.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-icons_888888_256x240.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/images/ui-icons_cd0a0a_256x240.png [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/jquery-ui.css [new file with mode: 0644]
lib/jquery/ui-1.10.2/css/base/jquery-ui.min.css [new file with mode: 0644]
lib/jquery/ui-1.10.2/jquery-ui.js [new file with mode: 0644]
lib/jquery/ui-1.10.2/jquery-ui.min.js [new file with mode: 0644]
lib/outputlib.php
lib/outputrenderers.php
lib/outputrequirementslib.php
lib/testing/generator/data_generator.php
lib/testing/tests/generator_test.php
lib/thirdpartylibs.xml
mod/forum/tests/externallib_test.php
mod/forum/tests/generator/lib.php
mod/forum/tests/generator_test.php
theme/base/style/core.css
theme/jquery.php [new file with mode: 0644]

index 584a9b0..0afa5ec 100644 (file)
       </PHP_SETTING>
     </PHP_SETTINGS>
   </MOODLE>
+  <MOODLE version="2.5" requires="2.2">
+    <UNICODE level="required">
+      <FEEDBACK>
+        <ON_ERROR message="unicoderequired" />
+      </FEEDBACK>
+    </UNICODE>
+    <DATABASE level="required">
+      <VENDOR name="mysql" version="5.1.33" />
+      <VENDOR name="postgres" version="8.3" />
+      <VENDOR name="mssql" version="9.0" />
+      <VENDOR name="odbc_mssql" version="9.0" />
+      <VENDOR name="mssql_n" version="9.0" />
+      <VENDOR name="oracle" version="10.2" />
+      <VENDOR name="sqlite" version="2.0" />
+    </DATABASE>
+    <PHP version="5.3.3" level="required">
+    </PHP>
+    <PCREUNICODE level="optional">
+      <FEEDBACK>
+        <ON_CHECK message="pcreunicodewarning" />
+      </FEEDBACK>
+    </PCREUNICODE>
+    <PHP_EXTENSIONS>
+      <PHP_EXTENSION name="iconv" level="required">
+        <FEEDBACK>
+          <ON_CHECK message="iconvrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="mbstring" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="mbstringrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="curl" level="required">
+        <FEEDBACK>
+          <ON_CHECK message="curlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="openssl" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="opensslrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="tokenizer" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="tokenizerrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlrpc" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="xmlrpcrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="soap" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="soaprecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="ctype" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ctyperequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zip" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ziprequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="gd" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="gdrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="simplexml" level="required">
+        <FEEDBACK>
+          <ON_CHECK message="simplexmlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="spl" level="required">
+        <FEEDBACK>
+          <ON_CHECK message="splrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="pcre" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="dom" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xml" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="intl" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="intlrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="json" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="hash" level="required"/>
+    </PHP_EXTENSIONS>
+    <PHP_SETTINGS>
+      <PHP_SETTING name="memory_limit" value="40M" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="settingmemorylimit" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="safe_mode" value="0" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingsafemode" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="file_uploads" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingfileuploads" />
+        </FEEDBACK>
+      </PHP_SETTING>
+    </PHP_SETTINGS>
+  </MOODLE>
 </COMPATIBILITY_MATRIX>
index b7e8994..41076c9 100644 (file)
@@ -51,7 +51,7 @@ function dndupload_add_to_course($course, $modnames) {
     // Add the javascript to the page.
     $jsmodule = array(
         'name' => 'coursedndupload',
-        'fullpath' => new moodle_url('/course/dndupload.js'),
+        'fullpath' => '/course/dndupload.js',
         'strings' => array(
             array('addfilehere', 'moodle'),
             array('dndworkingfiletextlink', 'moodle'),
index d9a7edc..6529716 100644 (file)
@@ -562,6 +562,39 @@ abstract class format_section_renderer_base extends plugin_renderer_base {
         return $o;
     }
 
+    /**
+     * Generate the html for the 'Jump to' menu on a single section page.
+     *
+     * @param stdClass $course The course entry from DB
+     * @param array $sections The course_sections entries from the DB
+     * @param $displaysection the current displayed section number.
+     *
+     * @return string HTML to output.
+     */
+    protected function section_nav_selection($course, $sections, $displaysection) {
+        global $CFG;
+        $o = '';
+        $sectionmenu = array();
+        $sectionmenu[course_get_url($course)->out(false)] = get_string('maincoursepage');
+        $modinfo = get_fast_modinfo($course);
+        $section = 1;
+        while ($section <= $course->numsections) {
+            $thissection = $modinfo->get_section_info($section);
+            $showsection = $thissection->uservisible or !$course->hiddensections;
+            if (($showsection) && ($section != $displaysection) && ($url = course_get_url($course, $section))) {
+                $sectionmenu[$url->out(false)] = get_section_name($course, $section);
+            }
+            $section++;
+        }
+
+        $select = new url_select($sectionmenu, '', array('' => get_string('jumpto')));
+        $select->class = 'jumpmenu';
+        $select->formid = 'sectionmenu';
+        $o .= $this->output->render($select);
+
+        return $o;
+    }
+
     /**
      * Output the html for a single section page .
      *
@@ -642,16 +675,16 @@ abstract class format_section_renderer_base extends plugin_renderer_base {
         echo $this->end_section_list();
 
         // Display section bottom navigation.
-        $courselink = html_writer::link(course_get_url($course), get_string('returntomaincoursepage'));
         $sectionbottomnav = '';
         $sectionbottomnav .= html_writer::start_tag('div', array('class' => 'section-navigation mdl-bottom'));
         $sectionbottomnav .= html_writer::tag('span', $sectionnavlinks['previous'], array('class' => 'mdl-left'));
         $sectionbottomnav .= html_writer::tag('span', $sectionnavlinks['next'], array('class' => 'mdl-right'));
-        $sectionbottomnav .= html_writer::tag('div', $courselink, array('class' => 'mdl-align'));
+        $sectionbottomnav .= html_writer::tag('div', $this->section_nav_selection($course, $sections, $displaysection),
+            array('class' => 'mdl-align'));
         $sectionbottomnav .= html_writer::end_tag('div');
         echo $sectionbottomnav;
 
-        // close single-section div.
+        // Close single-section div.
         echo html_writer::end_tag('div');
     }
 
index 8640419..0490ec5 100644 (file)
@@ -30,6 +30,7 @@ require_once('recent_form.php');
 $id = required_param('id', PARAM_INT);
 
 $PAGE->set_url('/course/recent.php', array('id'=>$id));
+$PAGE->set_pagelayout('report');
 
 if (!$course = $DB->get_record('course', array('id'=>$id))) {
     print_error("That's an invalid course id");
diff --git a/grade/externallib.php b/grade/externallib.php
new file mode 100644 (file)
index 0000000..a39aceb
--- /dev/null
@@ -0,0 +1,293 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * External assign API
+ *
+ * @package    core_grade
+ * @since      Moodle 2.5
+ * @copyright  2013 Paul Charsley
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die;
+
+require_once("$CFG->libdir/externallib.php");
+require_once("$CFG->dirroot/grade/grading/lib.php");
+
+/**
+ * core grade functions
+ */
+class core_grade_external extends external_api {
+
+    /**
+     * Describes the parameters for get_definitions
+     * @return external_function_parameters
+     * @since Moodle 2.5
+     */
+    public static function get_definitions_parameters () {
+        return new external_function_parameters(
+            array(
+                'cmids' => new external_multiple_structure(
+                    new external_value(PARAM_INT, 'course module id'), '1 or more course module ids'),
+                'areaname' => new external_value(PARAM_AREA, 'area name'),
+                'activeonly' => new external_value(PARAM_BOOL, 'Only the active method', VALUE_DEFAULT, 0)
+            )
+        );
+    }
+
+    /**
+     * Returns the definitions for the requested course module ids
+     * @param array of ints $cmids
+     * @param string $areaname
+     * @param boolean $activeonly default is false, if true, only the active method is returned
+     * @return array of areas with definitions for each requested course module id
+     * @since Moodle 2.5
+     */
+    public static function get_definitions ($cmids, $areaname, $activeonly = false) {
+        global $DB, $CFG;
+        require_once("$CFG->dirroot/grade/grading/form/lib.php");
+        $params = self::validate_parameters(self::get_definitions_parameters(),
+                      array('cmids' => $cmids,
+                            'areaname' => $areaname,
+                            'activeonly' => $activeonly));
+        $warnings = array();
+        $areas = array();
+        foreach ($params['cmids'] as $cmid) {
+            $context = context_module::instance($cmid);
+            try {
+                self::validate_context($context);
+            } catch (Exception $e) {
+                $warnings[] = array(
+                    'item' => 'module',
+                    'itemid' => $cmid,
+                    'message' => 'No access rights in module context',
+                    'warningcode' => '1'
+                );
+                continue;
+            }
+            // Check if the user has managegradingforms capability.
+            $isgradingmethodmanager = false;
+            if (has_capability('moodle/grade:managegradingforms', $context)) {
+                $isgradingmethodmanager = true;
+            }
+            $module = get_coursemodule_from_id('', $cmid, 0, false, MUST_EXIST);
+            $componentname = "mod_".$module->modname;
+
+            // Get the grading manager.
+            $gradingmanager = get_grading_manager($context, $componentname, $params['areaname']);
+            // Get the controller for each grading method.
+            $methods = array();
+            if ($params['activeonly'] == true) {
+                $methods[] = $gradingmanager->get_active_method();
+            } else {
+                $methods = array_keys($gradingmanager->get_available_methods(false));
+            }
+
+            $area = array();
+            $area['cmid'] = $cmid;
+            $area['contextid'] = $context->id;
+            $area['component'] = $componentname;
+            $area['activemethod'] = $gradingmanager->get_active_method();
+            $area['definitions'] = array();
+
+            foreach ($methods as $method) {
+                $controller = $gradingmanager->get_controller($method);
+                $def = $controller->get_definition(true);
+                if ($def == false) {
+                    continue;
+                }
+                if ($isgradingmethodmanager == false) {
+                    $isviewable = true;
+                    if ($def->status != gradingform_controller::DEFINITION_STATUS_READY) {
+                        $warnings[] = array(
+                            'item' => 'module',
+                            'itemid' => $cmid,
+                            'message' => 'Capability moodle/grade:managegradingforms required to view draft definitions',
+                            'warningcode' => '1'
+                        );
+                        $isviewable = false;
+                    }
+                    if (!empty($def->options)) {
+                        $options = json_decode($def->options);
+                        if (isset($options->alwaysshowdefinition) &&
+                                $options->alwaysshowdefinition == 0) {
+                            $warnings[] = array(
+                                'item' => 'module',
+                                'itemid' => $cmid,
+                                'message' => 'Capability moodle/grade:managegradingforms required to preview definition',
+                                'warningcode' => '1'
+                            );
+                            $isviewable = false;
+                        }
+                    }
+                    if ($isviewable == false) {
+                        continue;
+                    }
+                }
+                $definition = array();
+                $definition['id'] = $def->id;
+                $definition['method'] = $method;
+                $definition['name'] = $def->name;
+                $definition['description'] = $def->description;
+                $definition['descriptionformat'] = $def->descriptionformat;
+                $definition['status'] = $def->status;
+                $definition['copiedfromid'] = $def->copiedfromid;
+                $definition['timecreated'] = $def->timecreated;
+                $definition['usercreated'] = $def->usercreated;
+                $definition['timemodified'] = $def->timemodified;
+                $definition['usermodified'] = $def->usermodified;
+                $definition['timecopied'] = $def->timecopied;
+                // Format the description text field.
+                $formattedtext = external_format_text($definition['description'],
+                                                      $definition['descriptionformat'],
+                                                      $context->id,
+                                                      $componentname,
+                                                      'description',
+                                                      $def->id);
+                $definition['description'] = $formattedtext[0];
+                $definition['descriptionformat'] = $formattedtext[1];
+
+                $details = $controller->get_external_definition_details();
+                $items = array();
+                foreach ($details as $key => $value) {
+                    $items[$key] = self::format_text($def->{$key}, $context->id, $componentname, $def->id);
+                }
+                $definition[$method] = $items;
+                $area['definitions'][] = $definition;
+            }
+            $areas[] = $area;
+        }
+        $result = array(
+            'areas' => $areas,
+            'warnings' => $warnings
+        );
+        return $result;
+    }
+
+    /**
+     * Recursively processes all elements in an array and runs external_format_text()on
+     * all elements which have a text field and associated format field with a key name
+     * that ends with the text 'format'. The modified array is returned.
+     * @param array $items the array to be processed
+     * @param int $contextid
+     * @param string $componentname
+     * @param int $itemid
+     * @see external_format_text in lib/externallib.php
+     * @return array the input array with all fields formatted
+     */
+    private static function format_text($items, $contextid, $componentname, $itemid) {
+        $formatkeys = array();
+        foreach ($items as $key => $value) {
+            if (!is_array($value) && substr_compare($key, 'format', -6, 6) === 0) {
+                $formatkeys[] = $key;
+            }
+        }
+        foreach ($formatkeys as $formatkey) {
+            $descriptionkey = substr($formatkey, 0, -6);
+            $formattedtext = external_format_text($items[$descriptionkey],
+                                                  $items[$formatkey],
+                                                  $contextid,
+                                                  $componentname,
+                                                  'description',
+                                                  $itemid);
+            $items[$descriptionkey] = $formattedtext[0];
+            $items[$formatkey] = $formattedtext[1];
+        }
+        foreach ($items as $key => $value) {
+            if (is_array($value)) {
+                $items[$key] = self::format_text($value, $contextid, $componentname, $itemid);
+            }
+        }
+        return $items;
+    }
+
+    /**
+     * Creates a grading area
+     * @return external_single_structure
+     * @since  Moodle 2.5
+     */
+    private static function grading_area() {
+        return new external_single_structure(
+            array (
+                'cmid'    => new external_value(PARAM_INT, 'course module id'),
+                'contextid'  => new external_value(PARAM_INT, 'context id'),
+                'component' => new external_value(PARAM_TEXT, 'component name'),
+                'activemethod' => new external_value(PARAM_TEXT, 'active method', VALUE_OPTIONAL),
+                'definitions'  => new external_multiple_structure(self::definition(), 'definitions')
+            )
+        );
+    }
+
+    /**
+     * creates a grading form definition
+     * @return external_single_structure
+     * @since  Moodle 2.5
+     */
+    private static function definition() {
+        global $CFG;
+        $definition = array();
+        $definition['id']                = new external_value(PARAM_INT, 'definition id');
+        $definition['method']            = new external_value(PARAM_TEXT, 'method');
+        $definition['name']              = new external_value(PARAM_TEXT, 'name');
+        $definition['description']       = new external_value(PARAM_RAW, 'description');
+        $definition['descriptionformat'] = new external_format_value('description');
+        $definition['status']            = new external_value(PARAM_INT, 'status');
+        $definition['copiedfromid']      = new external_value(PARAM_INT, 'copied from id', VALUE_OPTIONAL);
+        $definition['timecreated']       = new external_value(PARAM_INT, 'creation time');
+        $definition['usercreated']       = new external_value(PARAM_INT, 'user who created definition');
+        $definition['timemodified']      = new external_value(PARAM_INT, 'last modified time');
+        $definition['usermodified']      = new external_value(PARAM_INT, 'user who modified definition');
+        $definition['timecopied']        = new external_value(PARAM_INT, 'time copied', VALUE_OPTIONAL);
+        foreach (self::get_grading_methods() as $method) {
+            require_once($CFG->dirroot.'/grade/grading/form/'.$method.'/lib.php');
+            $details  = call_user_func('gradingform_'.$method.'_controller::get_external_definition_details');
+            if ($details != null) {
+                $items = array();
+                foreach ($details as $key => $value) {
+                    $details[$key]->required = VALUE_OPTIONAL;
+                    $items[$key] = $value;
+                }
+                $definition[$method] = new external_single_structure($items, 'items', VALUE_OPTIONAL);
+            }
+        }
+        return new external_single_structure($definition);
+    }
+
+    /**
+     * Describes the get_definitions return value
+     * @return external_single_structure
+     * @since Moodle 2.5
+     */
+    public static function get_definitions_returns() {
+        return new external_single_structure(
+            array(
+                'areas' => new external_multiple_structure(self::grading_area(), 'list of grading areas'),
+                'warnings' => new external_warnings()
+            )
+        );
+    }
+
+    /**
+     * @return array of available grading methods
+     * @since Moodle 2.5
+     */
+    private static function get_grading_methods() {
+        $methods = array_keys(grading_manager::available_methods(false));
+        return $methods;
+    }
+
+}
index 15ef0d7..b6b9ec2 100644 (file)
@@ -643,6 +643,40 @@ class gradingform_guide_controller extends gradingform_controller {
         }
         return $returnvalue;
     }
+
+    /**
+     * @return array An array containing 2 key/value pairs which hold the external_multiple_structure
+     * for the 'guide_criteria' and the 'guide_comment'.
+     * @see gradingform_controller::get_external_definition_details()
+     * @since Moodle 2.5
+     */
+    public static function get_external_definition_details() {
+        $guide_criteria = new external_multiple_structure(
+                              new external_single_structure(
+                                  array(
+                                      'id'   => new external_value(PARAM_INT, 'criterion id'),
+                                      'sortorder' => new external_value(PARAM_INT, 'sortorder'),
+                                      'description' => new external_value(PARAM_RAW, 'description', VALUE_OPTIONAL),
+                                      'descriptionformat' => new external_format_value('description', VALUE_OPTIONAL),
+                                      'shortname' => new external_value(PARAM_TEXT, 'description'),
+                                      'descriptionmarkers' => new external_value(PARAM_RAW, 'markers description', VALUE_OPTIONAL),
+                                      'descriptionmarkersformat' => new external_format_value('descriptionmarkers', VALUE_OPTIONAL),
+                                      'maxscore' => new external_value(PARAM_FLOAT, 'maximum score')
+                                      )
+                                  )
+        );
+        $guide_comment = new external_multiple_structure(
+                              new external_single_structure(
+                                  array(
+                                      'id'   => new external_value(PARAM_INT, 'criterion id'),
+                                      'sortorder' => new external_value(PARAM_INT, 'sortorder'),
+                                      'description' => new external_value(PARAM_RAW, 'description', VALUE_OPTIONAL),
+                                      'descriptionformat' => new external_format_value('description', VALUE_OPTIONAL)
+                                   )
+                              ), 'comments', VALUE_OPTIONAL
+        );
+        return array('guide_criteria' => $guide_criteria, 'guide_comment' => $guide_comment);
+    }
 }
 
 /**
index c096870..6c8c8ac 100644 (file)
@@ -642,6 +642,22 @@ abstract class gradingform_controller {
         }
         return $this->graderange;
     }
+
+    /**
+     * Overridden by sub classes that wish to make definition details available to web services.
+     * When not overridden, only definition data common to all grading methods is made available.
+     * When overriding, the return value should be an array containing one or more key/value pairs.
+     * These key/value pairs should match the definition returned by the get_definition() function.
+     * For examples, look at:
+     *    $gradingform_rubric_controller->get_external_definition_details()
+     *    $gradingform_guide_controller->get_external_definition_details()
+     * @return array An array of one or more key/value pairs containing the external_multiple_structure/s
+     * corresponding to the definition returned by $controller->get_definition()
+     * @since Moodle 2.5
+     */
+    public static function get_external_definition_details() {
+        return null;
+    }
 }
 
 /**
index 22ce4c9..7f08a4e 100644 (file)
@@ -654,6 +654,36 @@ class gradingform_rubric_controller extends gradingform_controller {
         }
         return $returnvalue;
     }
+
+    /**
+     * @return array An array containing a single key/value pair with the 'rubric_criteria' external_multiple_structure.
+     * @see gradingform_controller::get_external_definition_details()
+     * @since Moodle 2.5
+     */
+    public static function get_external_definition_details() {
+        $rubric_criteria = new external_multiple_structure(
+            new external_single_structure(
+                array(
+                   'id'   => new external_value(PARAM_INT, 'criterion id'),
+                   'sortorder' => new external_value(PARAM_INT, 'sortorder'),
+                   'description' => new external_value(PARAM_RAW, 'description', VALUE_OPTIONAL),
+                   'descriptionformat' => new external_format_value('description', VALUE_OPTIONAL),
+                   'levels' => new external_multiple_structure(
+                                   new external_single_structure(
+                                       array(
+                                        'id' => new external_value(PARAM_INT, 'level id'),
+                                        'score' => new external_value(PARAM_FLOAT, 'score'),
+                                        'definition' => new external_value(PARAM_RAW, 'definition', VALUE_OPTIONAL),
+                                        'definitionformat' => new external_format_value('definition', VALUE_OPTIONAL)
+                                       )
+                                  ), 'levels', VALUE_OPTIONAL
+                              )
+                   )
+              ), 'definition details', VALUE_OPTIONAL
+        );
+        return array('rubric_criteria' => $rubric_criteria);
+    }
+
 }
 
 /**
diff --git a/grade/tests/externallib_test.php b/grade/tests/externallib_test.php
new file mode 100644 (file)
index 0000000..a1cbfc5
--- /dev/null
@@ -0,0 +1,184 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+
+require_once($CFG->dirroot . '/webservice/tests/helpers.php');
+
+/**
+ * External core grade functions unit tests
+ *
+ * @package core_grade
+ * @category external
+ * @copyright 2013 Paul Charsley
+ * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class core_grade_external_testcase extends externallib_advanced_testcase {
+
+    /**
+     * Tests set up
+     */
+    protected function setUp() {
+        global $CFG;
+        require_once($CFG->dirroot . '/grade/externallib.php');
+    }
+
+    /**
+     * Test get_definitions
+     */
+    public function test_get_definitions () {
+        global $DB, $CFG, $USER;
+
+        $this->resetAfterTest(true);
+        // Create a course and assignment.
+        $coursedata['idnumber'] = 'idnumbercourse';
+        $coursedata['fullname'] = 'Lightwork Course';
+        $coursedata['summary'] = 'Lightwork Course description';
+        $coursedata['summaryformat'] = FORMAT_MOODLE;
+        $course = self::getDataGenerator()->create_course($coursedata);
+
+        $assigndata['course'] = $course->id;
+        $assigndata['name'] = 'lightwork assignment';
+
+        $cm = self::getDataGenerator()->create_module('assign', $assigndata);
+
+        // Create manual enrolment record.
+        $manual_enrol_data['enrol'] = 'manual';
+        $manual_enrol_data['status'] = 0;
+        $manual_enrol_data['courseid'] = $course->id;
+        $enrolid = $DB->insert_record('enrol', $manual_enrol_data);
+
+        // Create a teacher and give them capabilities.
+        $coursecontext = context_course::instance($course->id);
+        $roleid = $this->assignUserCapability('moodle/course:viewparticipants', $coursecontext->id, 3);
+        $modulecontext = context_module::instance($cm->id);
+        $this->assignUserCapability('mod/assign:grade', $modulecontext->id, $roleid);
+
+        // Create the teacher's enrolment record.
+        $user_enrolment_data['status'] = 0;
+        $user_enrolment_data['enrolid'] = $enrolid;
+        $user_enrolment_data['userid'] = $USER->id;
+        $DB->insert_record('user_enrolments', $user_enrolment_data);
+
+        // Create a grading area.
+        $gradingarea = array(
+            'contextid' => $modulecontext->id,
+            'component' => 'mod_assign',
+            'areaname' => 'submissions',
+            'activemethod' => 'rubric'
+        );
+        $areaid = $DB->insert_record('grading_areas', $gradingarea);
+
+        // Create a rubric grading definition.
+        $rubricdefinition = array (
+            'areaid' => $areaid,
+            'method' => 'rubric',
+            'name' => 'test',
+            'status' => 20,
+            'copiedfromid' => 1,
+            'timecreated' => 1,
+            'usercreated' => $USER->id,
+            'timemodified' => 1,
+            'usermodified' => $USER->id,
+            'timecopied' => 0
+        );
+        $definitionid = $DB->insert_record('grading_definitions', $rubricdefinition);
+
+        // Create a criterion with levels.
+        $rubriccriteria1 = array (
+            'definitionid' => $definitionid,
+            'sortorder' => 1,
+            'description' => 'Demonstrate an understanding of disease control',
+            'descriptionformat' => 0
+        );
+        $criterionid1 = $DB->insert_record('gradingform_rubric_criteria', $rubriccriteria1);
+        $rubriclevel1 = array (
+            'criterionid' => $criterionid1,
+            'score' => 5,
+            'definition' => 'pass',
+            'definitionformat' => 0
+        );
+        $DB->insert_record('gradingform_rubric_levels', $rubriclevel1);
+        $rubriclevel2 = array (
+            'criterionid' => $criterionid1,
+            'score' => 10,
+            'definition' => 'excellent',
+            'definitionformat' => 0
+        );
+        $DB->insert_record('gradingform_rubric_levels', $rubriclevel2);
+
+        // Create a second criterion with levels.
+        $rubriccriteria2 = array (
+            'definitionid' => $definitionid,
+            'sortorder' => 2,
+            'description' => 'Demonstrate an understanding of brucellosis',
+            'descriptionformat' => 0
+        );
+        $criterionid2 = $DB->insert_record('gradingform_rubric_criteria', $rubriccriteria2);
+        $rubriclevel1 = array (
+            'criterionid' => $criterionid2,
+            'score' => 5,
+            'definition' => 'pass',
+            'definitionformat' => 0
+        );
+        $DB->insert_record('gradingform_rubric_levels', $rubriclevel1);
+        $rubriclevel2 = array (
+            'criterionid' => $criterionid2,
+            'score' => 10,
+            'definition' => 'excellent',
+            'definitionformat' => 0
+        );
+        $DB->insert_record('gradingform_rubric_levels', $rubriclevel2);
+
+        // Call the external function.
+        $cmids = array ($cm->id);
+        $areaname = 'submissions';
+        $result = core_grade_external::get_definitions($cmids, $areaname);
+
+        $this->assertEquals(1, count($result['areas']));
+        $this->assertEquals(1, count($result['areas'][0]['definitions']));
+        $definition = $result['areas'][0]['definitions'][0];
+
+        $this->assertEquals($rubricdefinition['method'], $definition['method']);
+        $this->assertEquals($USER->id, $definition['usercreated']);
+
+        require_once("$CFG->dirroot/grade/grading/lib.php");
+        require_once($CFG->dirroot.'/grade/grading/form/'.$rubricdefinition['method'].'/lib.php');
+
+        $gradingmanager = get_grading_manager($areaid);
+
+        $this->assertEquals(1, count($definition[$rubricdefinition['method']]));
+
+        $rubricdetails = $definition[$rubricdefinition['method']];
+        $details = call_user_func('gradingform_'.$rubricdefinition['method'].'_controller::get_external_definition_details');
+
+        $this->assertEquals(2, count($rubricdetails[key($details)]));
+
+        $found = false;
+        foreach ($rubricdetails[key($details)] as $criterion) {
+            if ($criterion['id'] == $criterionid1) {
+                $this->assertEquals($rubriccriteria1['description'], $criterion['description']);
+                $this->assertEquals(2, count($criterion['levels']));
+                $found = true;
+                break;
+            }
+        }
+        $this->assertTrue($found);
+    }
+
+}
index b914d01..4d1bdc4 100644 (file)
@@ -545,6 +545,7 @@ $string['frontpageroles'] = 'Front page roles';
 $string['frontpagesettings'] = 'Front page settings';
 $string['fullnamedisplay'] = 'Full name format';
 $string['gdrecommended'] = 'GD extension is used for conversion of images, some features such as user profile images will not be available if missing.';
+$string['gdrequired'] = 'The GD extension is now required by Moodle for image conversion.';
 $string['generalsettings'] = 'General settings';
 $string['geoipfile'] = 'GeoIP city data file';
 $string['getremoteaddrconf'] = 'Logged IP address source';
index 8dc18cd..a2248ed 100644 (file)
@@ -969,6 +969,7 @@ $string['lookback'] = 'Look back';
 $string['mailadmins'] = 'Inform admins';
 $string['mailstudents'] = 'Inform students';
 $string['mailteachers'] = 'Inform teachers';
+$string['maincoursepage'] = 'Main course page';
 $string['makeafolder'] = 'Create folder';
 $string['makeeditable'] = 'If you make \'{$a}\' editable by the web server process (eg apache) then you could edit this file directly from this page';
 $string['makethismyhome'] = 'Make this my default home page';
@@ -1415,7 +1416,6 @@ $string['restoreusersprecheck'] = 'Checking user data';
 $string['restoreusersprecheckerror'] = 'Some problems were detected when checking user data';
 $string['restricted'] = 'Restricted';
 $string['returningtosite'] = 'Returning to this web site?';
-$string['returntomaincoursepage'] = 'Return to main course page';
 $string['returntooriginaluser'] = 'Return to {$a}';
 $string['revert'] = 'Revert';
 $string['role'] = 'Role';
index 725b52a..8cdb376 100644 (file)
@@ -709,6 +709,16 @@ $functions = array(
         'capabilities'=> 'moodle/notes:manage',
     ),
 
+    // === grade related functions ===
+
+    'core_grade_get_definitions' => array(
+        'classname'   => 'core_grade_external',
+        'methodname'  => 'get_definitions',
+        'classpath'   => 'grade/externallib.php',
+        'description' => 'Get grading definitions',
+        'type'        => 'read'
+    ),
+
     // === webservice related functions ===
 
     'moodle_webservice_get_siteinfo' => array(
index dbbb454..260f1f8 100644 (file)
@@ -18,7 +18,10 @@ YUI.add('moodle-form-shortforms', function(Y) {
     }
 
     var SELECTORS = {
+            COLLAPSEBTN : '.collapsible-actions .btn-collapseall',
+            EXPANDBTN : '.collapsible-actions .btn-expandall',
             FIELDSETCOLLAPSIBLE : 'fieldset.collapsible',
+            FORM: 'form.mform',
             LEGENDFTOGGLER : 'legend.ftoggler'
         },
         CSS = {
@@ -58,12 +61,24 @@ YUI.add('moodle-form-shortforms', function(Y) {
     };
 
     Y.extend(SHORTFORMS, Y.Base, {
+        form: null,
         initializer : function() {
-            var fieldlist = Y.Node.all('#'+this.get('formid')+' '+SELECTORS.FIELDSETCOLLAPSIBLE);
+            var form = Y.one('#'+this.get('formid')),
+                fieldlist;
+            if (!form) {
+                Y.log('Could not locate the form', 'debug');
+                return;
+            }
+            // Stores the form in the object.
+            this.form = form;
             // Look through collapsible fieldset divs.
+            fieldlist = form.all(SELECTORS.FIELDSETCOLLAPSIBLE);
             fieldlist.each(this.process_fieldset, this);
-            // Subscribe collapsible fieldsets to click event.
-            Y.one('#'+this.get('formid')).delegate('click', this.switch_state, SELECTORS.FIELDSETCOLLAPSIBLE+' .'+CSS.FHEADER);
+            // Subscribe collapsible fieldsets and buttons to click events.
+            form.delegate('click', this.switch_state, SELECTORS.FIELDSETCOLLAPSIBLE+' .'+CSS.FHEADER, this);
+            form.delegate('click', this.set_state_all, SELECTORS.COLLAPSEBTN, this, true);
+            form.delegate('click', this.set_state_all, SELECTORS.EXPANDBTN, this, false);
+            this.update_btns(form);
         },
         process_fieldset : function(fieldset) {
             // Get legend element.
@@ -75,20 +90,64 @@ YUI.add('moodle-form-shortforms', function(Y) {
             headerlink.appendChild(legendelement.get('firstChild'));
             legendelement.prepend(headerlink);
         },
-        switch_state : function(e) {
-            e.preventDefault();
-            var fieldset = this.ancestor(SELECTORS.FIELDSETCOLLAPSIBLE);
-            // Toggle collapsed class.
-            fieldset.toggleClass(CSS.COLLAPSED);
-            // Get corresponding hidden variable
-            // - and invert it.
+        set_state: function(fieldset, collapsed) {
+            if (collapsed) {
+                fieldset.addClass(CSS.COLLAPSED);
+            } else {
+                fieldset.removeClass(CSS.COLLAPSED);
+            }
             var statuselement = Y.one('input[name=mform_isexpanded_'+fieldset.get('id')+']');
             if (!statuselement) {
                 Y.log("M.form.shortforms::switch_state was called on an fieldset without a status field: '" +
                     fieldset.get('id') + "'", 'debug');
                 return;
             }
-            statuselement.set('value', Math.abs(Number(statuselement.get('value'))-1));
+            statuselement.set('value', collapsed ? 0 : 1);
+        },
+        set_state_all: function(e, collapsed) {
+            e.preventDefault();
+            var fieldlist = this.form.all(SELECTORS.FIELDSETCOLLAPSIBLE);
+            fieldlist.each(function(node) {
+                this.set_state(node, collapsed);
+            }, this);
+            this.update_btns();
+        },
+        switch_state : function(e) {
+            e.preventDefault();
+            var fieldset = e.target.ancestor(SELECTORS.FIELDSETCOLLAPSIBLE);
+            this.set_state(fieldset, !fieldset.hasClass(CSS.COLLAPSED));
+            this.update_btns();
+        },
+        update_btns: function() {
+            var btn,
+                collapsed = 0,
+                collapsebtn = false,
+                expandbtn = false,
+                fieldlist;
+
+            // Counting the number of collapsed sections.
+            fieldlist = this.form.all(SELECTORS.FIELDSETCOLLAPSIBLE);
+            fieldlist.each(function(node) {
+                if (node.hasClass(CSS.COLLAPSED)) {
+                    collapsed++;
+                }
+            });
+
+            if (collapsed === 0) {
+                expandbtn = true;
+            } else if (collapsed === fieldlist.size()) {
+                collapsebtn = true;
+            }
+
+            // Setting the new states of the buttons.
+            btn = this.form.one(SELECTORS.COLLAPSEBTN);
+            if (btn) {
+                btn.set('disabled', collapsebtn);
+            }
+            btn = this.form.one(SELECTORS.EXPANDBTN);
+            if (btn) {
+                btn.set('disabled', expandbtn);
+            }
         }
     });
 
index 8d4eb46..a9a7727 100644 (file)
@@ -2346,6 +2346,12 @@ class MoodleQuickForm_Renderer extends HTML_QuickForm_Renderer_Tableless{
     /** @var string Required Note template string */
     var $_requiredNoteTemplate =
         "\n\t\t<div class=\"fdescription required\">{requiredNote}</div>";
+
+    /** @var string Collapsible buttons string template */
+    var $_collapseButtonsTemplate =
+        "\n\t<div class=\"collapsible-actions\"><button disabled=\"disabled\" class=\"btn-expandall\">{strexpandall}</button>
+        <button disabled=\"disabled\" class=\"btn-collapseall\">{strcollapseall}</button></div>";
+
     /**
      * Array whose keys are element names. If the key exists this is a advanced element
      *
@@ -2360,6 +2366,11 @@ class MoodleQuickForm_Renderer extends HTML_QuickForm_Renderer_Tableless{
      */
     var $_collapsibleElements = array();
 
+    /**
+     * @var string Contains the collapsible buttons to add to the form.
+     */
+    var $_collapseButtons = '';
+
     /**
      * Constructor
      */
@@ -2410,12 +2421,13 @@ class MoodleQuickForm_Renderer extends HTML_QuickForm_Renderer_Tableless{
         $this->_reqHTML = $form->getReqHTML();
         $this->_elementTemplates = str_replace('{req}', $this->_reqHTML, $this->_elementTemplates);
         $this->_advancedHTML = $form->getAdvancedHTML();
+        $this->_collapseButtons = '';
         $formid = $form->getAttribute('id');
         parent::startForm($form);
         if ($form->isFrozen()){
             $this->_formTemplate = "\n<div class=\"mform frozen\">\n{content}\n</div>";
         } else {
-            $this->_formTemplate = "\n<form{attributes}>\n\t<div style=\"display: none;\">{hidden}</div>\n{content}\n</form>";
+            $this->_formTemplate = "\n<form{attributes}>\n\t<div style=\"display: none;\">{hidden}</div>\n{collapsebtns}\n{content}\n</form>";
             $this->_hiddenHtml .= $form->_pageparams;
         }
 
@@ -2429,6 +2441,11 @@ class MoodleQuickForm_Renderer extends HTML_QuickForm_Renderer_Tableless{
             $PAGE->requires->string_for_js('changesmadereallygoaway', 'moodle');
         }
         if (!empty($this->_collapsibleElements)) {
+            if (count($this->_collapsibleElements) > 1) {
+                $this->_collapseButtons = $this->_collapseButtonsTemplate;
+                $this->_collapseButtons = str_replace('{strcollapseall}', get_string('collapseall'), $this->_collapseButtons);
+                $this->_collapseButtons = str_replace('{strexpandall}', get_string('expandall'), $this->_collapseButtons);
+            }
             $PAGE->requires->yui_module('moodle-form-shortforms', 'M.form.shortforms', array(array('formid' => $formid)));
         }
         if (!empty($this->_advancedElements)){
@@ -2548,6 +2565,7 @@ class MoodleQuickForm_Renderer extends HTML_QuickForm_Renderer_Tableless{
             $this->_hiddenHtml = '';
         }
         parent::finishForm($form);
+        $this->_html = str_replace('{collapsebtns}', $this->_collapseButtons, $this->_html);
         if (!$form->isFrozen()) {
             $args = $form->getLockOptionObject();
             if (count($args[1]) > 0) {
diff --git a/lib/jquery/MIT-LICENSE.txt b/lib/jquery/MIT-LICENSE.txt
new file mode 100644 (file)
index 0000000..1c693e3
--- /dev/null
@@ -0,0 +1,26 @@
+Copyright 2013 jQuery Foundation and other contributors,
+http://jqueryui.com/
+
+This software consists of voluntary contributions made by many
+individuals (AUTHORS.txt, http://jqueryui.com/about) For exact
+contribution history, see the revision history and logs, available
+at http://jquery-ui.googlecode.com/svn/
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/lib/jquery/jquery-1.9.1.js b/lib/jquery/jquery-1.9.1.js
new file mode 100644 (file)
index 0000000..e2c203f
--- /dev/null
@@ -0,0 +1,9597 @@
+/*!
+ * jQuery JavaScript Library v1.9.1
+ * http://jquery.com/
+ *
+ * Includes Sizzle.js
+ * http://sizzlejs.com/
+ *
+ * Copyright 2005, 2012 jQuery Foundation, Inc. and other contributors
+ * Released under the MIT license
+ * http://jquery.org/license
+ *
+ * Date: 2013-2-4
+ */
+(function( window, undefined ) {
+
+// Can't do this because several apps including ASP.NET trace
+// the stack via arguments.caller.callee and Firefox dies if
+// you try to trace through "use strict" call chains. (#13335)
+// Support: Firefox 18+
+//"use strict";
+var
+       // The deferred used on DOM ready
+       readyList,
+
+       // A central reference to the root jQuery(document)
+       rootjQuery,
+
+       // Support: IE<9
+       // For `typeof node.method` instead of `node.method !== undefined`
+       core_strundefined = typeof undefined,
+
+       // Use the correct document accordingly with window argument (sandbox)
+       document = window.document,
+       location = window.location,
+
+       // Map over jQuery in case of overwrite
+       _jQuery = window.jQuery,
+
+       // Map over the $ in case of overwrite
+       _$ = window.$,
+
+       // [[Class]] -> type pairs
+       class2type = {},
+
+       // List of deleted data cache ids, so we can reuse them
+       core_deletedIds = [],
+
+       core_version = "1.9.1",
+
+       // Save a reference to some core methods
+       core_concat = core_deletedIds.concat,
+       core_push = core_deletedIds.push,
+       core_slice = core_deletedIds.slice,
+       core_indexOf = core_deletedIds.indexOf,
+       core_toString = class2type.toString,
+       core_hasOwn = class2type.hasOwnProperty,
+       core_trim = core_version.trim,
+
+       // Define a local copy of jQuery
+       jQuery = function( selector, context ) {
+               // The jQuery object is actually just the init constructor 'enhanced'
+               return new jQuery.fn.init( selector, context, rootjQuery );
+       },
+
+       // Used for matching numbers
+       core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,
+
+       // Used for splitting on whitespace
+       core_rnotwhite = /\S+/g,
+
+       // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
+       rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
+
+       // A simple way to check for HTML strings
+       // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
+       // Strict HTML recognition (#11290: must start with <)
+       rquickExpr = /^(?:(<[\w\W]+>)[^>]*|#([\w-]*))$/,
+
+       // Match a standalone tag
+       rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
+
+       // JSON RegExp
+       rvalidchars = /^[\],:{}\s]*$/,
+       rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
+       rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
+       rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,
+
+       // Matches dashed string for camelizing
+       rmsPrefix = /^-ms-/,
+       rdashAlpha = /-([\da-z])/gi,
+
+       // Used by jQuery.camelCase as callback to replace()
+       fcamelCase = function( all, letter ) {
+               return letter.toUpperCase();
+       },
+
+       // The ready event handler
+       completed = function( event ) {
+
+               // readyState === "complete" is good enough for us to call the dom ready in oldIE
+               if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
+                       detach();
+                       jQuery.ready();
+               }
+       },
+       // Clean-up method for dom ready events
+       detach = function() {
+               if ( document.addEventListener ) {
+                       document.removeEventListener( "DOMContentLoaded", completed, false );
+                       window.removeEventListener( "load", completed, false );
+
+               } else {
+                       document.detachEvent( "onreadystatechange", completed );
+                       window.detachEvent( "onload", completed );
+               }
+       };
+
+jQuery.fn = jQuery.prototype = {
+       // The current version of jQuery being used
+       jquery: core_version,
+
+       constructor: jQuery,
+       init: function( selector, context, rootjQuery ) {
+               var match, elem;
+
+               // HANDLE: $(""), $(null), $(undefined), $(false)
+               if ( !selector ) {
+                       return this;
+               }
+
+               // Handle HTML strings
+               if ( typeof selector === "string" ) {
+                       if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
+                               // Assume that strings that start and end with <> are HTML and skip the regex check
+                               match = [ null, selector, null ];
+
+                       } else {
+                               match = rquickExpr.exec( selector );
+                       }
+
+                       // Match html or make sure no context is specified for #id
+                       if ( match && (match[1] || !context) ) {
+
+                               // HANDLE: $(html) -> $(array)
+                               if ( match[1] ) {
+                                       context = context instanceof jQuery ? context[0] : context;
+
+                                       // scripts is true for back-compat
+                                       jQuery.merge( this, jQuery.parseHTML(
+                                               match[1],
+                                               context && context.nodeType ? context.ownerDocument || context : document,
+                                               true
+                                       ) );
+
+                                       // HANDLE: $(html, props)
+                                       if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
+                                               for ( match in context ) {
+                                                       // Properties of context are called as methods if possible
+                                                       if ( jQuery.isFunction( this[ match ] ) ) {
+                                                               this[ match ]( context[ match ] );
+
+                                                       // ...and otherwise set as attributes
+                                                       } else {
+                                                               this.attr( match, context[ match ] );
+                                                       }
+                                               }
+                                       }
+
+                                       return this;
+
+                               // HANDLE: $(#id)
+                               } else {
+                                       elem = document.getElementById( match[2] );
+
+                                       // Check parentNode to catch when Blackberry 4.6 returns
+                                       // nodes that are no longer in the document #6963
+                                       if ( elem && elem.parentNode ) {
+                                               // Handle the case where IE and Opera return items
+                                               // by name instead of ID
+                                               if ( elem.id !== match[2] ) {
+                                                       return rootjQuery.find( selector );
+                                               }
+
+                                               // Otherwise, we inject the element directly into the jQuery object
+                                               this.length = 1;
+                                               this[0] = elem;
+                                       }
+
+                                       this.context = document;
+                                       this.selector = selector;
+                                       return this;
+                               }
+
+                       // HANDLE: $(expr, $(...))
+                       } else if ( !context || context.jquery ) {
+                               return ( context || rootjQuery ).find( selector );
+
+                       // HANDLE: $(expr, context)
+                       // (which is just equivalent to: $(context).find(expr)
+                       } else {
+                               return this.constructor( context ).find( selector );
+                       }
+
+               // HANDLE: $(DOMElement)
+               } else if ( selector.nodeType ) {
+                       this.context = this[0] = selector;
+                       this.length = 1;
+                       return this;
+
+               // HANDLE: $(function)
+               // Shortcut for document ready
+               } else if ( jQuery.isFunction( selector ) ) {
+                       return rootjQuery.ready( selector );
+               }
+
+               if ( selector.selector !== undefined ) {
+                       this.selector = selector.selector;
+                       this.context = selector.context;
+               }
+
+               return jQuery.makeArray( selector, this );
+       },
+
+       // Start with an empty selector
+       selector: "",
+
+       // The default length of a jQuery object is 0
+       length: 0,
+
+       // The number of elements contained in the matched element set
+       size: function() {
+               return this.length;
+       },
+
+       toArray: function() {
+               return core_slice.call( this );
+       },
+
+       // Get the Nth element in the matched element set OR
+       // Get the whole matched element set as a clean array
+       get: function( num ) {
+               return num == null ?
+
+                       // Return a 'clean' array
+                       this.toArray() :
+
+                       // Return just the object
+                       ( num < 0 ? this[ this.length + num ] : this[ num ] );
+       },
+
+       // Take an array of elements and push it onto the stack
+       // (returning the new matched element set)
+       pushStack: function( elems ) {
+
+               // Build a new jQuery matched element set
+               var ret = jQuery.merge( this.constructor(), elems );
+
+               // Add the old object onto the stack (as a reference)
+               ret.prevObject = this;
+               ret.context = this.context;
+
+               // Return the newly-formed element set
+               return ret;
+       },
+
+       // Execute a callback for every element in the matched set.
+       // (You can seed the arguments with an array of args, but this is
+       // only used internally.)
+       each: function( callback, args ) {
+               return jQuery.each( this, callback, args );
+       },
+
+       ready: function( fn ) {
+               // Add the callback
+               jQuery.ready.promise().done( fn );
+
+               return this;
+       },
+
+       slice: function() {
+               return this.pushStack( core_slice.apply( this, arguments ) );
+       },
+
+       first: function() {
+               return this.eq( 0 );
+       },
+
+       last: function() {
+               return this.eq( -1 );
+       },
+
+       eq: function( i ) {
+               var len = this.length,
+                       j = +i + ( i < 0 ? len : 0 );
+               return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
+       },
+
+       map: function( callback ) {
+               return this.pushStack( jQuery.map(this, function( elem, i ) {
+                       return callback.call( elem, i, elem );
+               }));
+       },
+
+       end: function() {
+               return this.prevObject || this.constructor(null);
+       },
+
+       // For internal use only.
+       // Behaves like an Array's method, not like a jQuery method.
+       push: core_push,
+       sort: [].sort,
+       splice: [].splice
+};
+
+// Give the init function the jQuery prototype for later instantiation
+jQuery.fn.init.prototype = jQuery.fn;
+
+jQuery.extend = jQuery.fn.extend = function() {
+       var src, copyIsArray, copy, name, options, clone,
+               target = arguments[0] || {},
+               i = 1,
+               length = arguments.length,
+               deep = false;
+
+       // Handle a deep copy situation
+       if ( typeof target === "boolean" ) {
+               deep = target;
+               target = arguments[1] || {};
+               // skip the boolean and the target
+               i = 2;
+       }
+
+       // Handle case when target is a string or something (possible in deep copy)
+       if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
+               target = {};
+       }
+
+       // extend jQuery itself if only one argument is passed
+       if ( length === i ) {
+               target = this;
+               --i;
+       }
+
+       for ( ; i < length; i++ ) {
+               // Only deal with non-null/undefined values
+               if ( (options = arguments[ i ]) != null ) {
+                       // Extend the base object
+                       for ( name in options ) {
+                               src = target[ name ];
+                               copy = options[ name ];
+
+                               // Prevent never-ending loop
+                               if ( target === copy ) {
+                                       continue;
+                               }
+
+                               // Recurse if we're merging plain objects or arrays
+                               if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
+                                       if ( copyIsArray ) {
+                                               copyIsArray = false;
+                                               clone = src && jQuery.isArray(src) ? src : [];
+
+                                       } else {
+                                               clone = src && jQuery.isPlainObject(src) ? src : {};
+                                       }
+
+                                       // Never move original objects, clone them
+                                       target[ name ] = jQuery.extend( deep, clone, copy );
+
+                               // Don't bring in undefined values
+                               } else if ( copy !== undefined ) {
+                                       target[ name ] = copy;
+                               }
+                       }
+               }
+       }
+
+       // Return the modified object
+       return target;
+};
+
+jQuery.extend({
+       noConflict: function( deep ) {
+               if ( window.$ === jQuery ) {
+                       window.$ = _$;
+               }
+
+               if ( deep && window.jQuery === jQuery ) {
+                       window.jQuery = _jQuery;
+               }
+
+               return jQuery;
+       },
+
+       // Is the DOM ready to be used? Set to true once it occurs.
+       isReady: false,
+
+       // A counter to track how many items to wait for before
+       // the ready event fires. See #6781
+       readyWait: 1,
+
+       // Hold (or release) the ready event
+       holdReady: function( hold ) {
+               if ( hold ) {
+                       jQuery.readyWait++;
+               } else {
+                       jQuery.ready( true );
+               }
+       },
+
+       // Handle when the DOM is ready
+       ready: function( wait ) {
+
+               // Abort if there are pending holds or we're already ready
+               if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
+                       return;
+               }
+
+               // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
+               if ( !document.body ) {
+                       return setTimeout( jQuery.ready );
+               }
+
+               // Remember that the DOM is ready
+               jQuery.isReady = true;
+
+               // If a normal DOM Ready event fired, decrement, and wait if need be
+               if ( wait !== true && --jQuery.readyWait > 0 ) {
+                       return;
+               }
+
+               // If there are functions bound, to execute
+               readyList.resolveWith( document, [ jQuery ] );
+
+               // Trigger any bound ready events
+               if ( jQuery.fn.trigger ) {
+                       jQuery( document ).trigger("ready").off("ready");
+               }
+       },
+
+       // See test/unit/core.js for details concerning isFunction.
+       // Since version 1.3, DOM methods and functions like alert
+       // aren't supported. They return false on IE (#2968).
+       isFunction: function( obj ) {
+               return jQuery.type(obj) === "function";
+       },
+
+       isArray: Array.isArray || function( obj ) {
+               return jQuery.type(obj) === "array";
+       },
+
+       isWindow: function( obj ) {
+               return obj != null && obj == obj.window;
+       },
+
+       isNumeric: function( obj ) {
+               return !isNaN( parseFloat(obj) ) && isFinite( obj );
+       },
+
+       type: function( obj ) {
+               if ( obj == null ) {
+                       return String( obj );
+               }
+               return typeof obj === "object" || typeof obj === "function" ?
+                       class2type[ core_toString.call(obj) ] || "object" :
+                       typeof obj;
+       },
+
+       isPlainObject: function( obj ) {
+               // Must be an Object.
+               // Because of IE, we also have to check the presence of the constructor property.
+               // Make sure that DOM nodes and window objects don't pass through, as well
+               if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
+                       return false;
+               }
+
+               try {
+                       // Not own constructor property must be Object
+                       if ( obj.constructor &&
+                               !core_hasOwn.call(obj, "constructor") &&
+                               !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
+                               return false;
+                       }
+               } catch ( e ) {
+                       // IE8,9 Will throw exceptions on certain host objects #9897
+                       return false;
+               }
+
+               // Own properties are enumerated firstly, so to speed up,
+               // if last one is own, then all properties are own.
+
+               var key;
+               for ( key in obj ) {}
+
+               return key === undefined || core_hasOwn.call( obj, key );
+       },
+
+       isEmptyObject: function( obj ) {
+               var name;
+               for ( name in obj ) {
+                       return false;
+               }
+               return true;
+       },
+
+       error: function( msg ) {
+               throw new Error( msg );
+       },
+
+       // data: string of html
+       // context (optional): If specified, the fragment will be created in this context, defaults to document
+       // keepScripts (optional): If true, will include scripts passed in the html string
+       parseHTML: function( data, context, keepScripts ) {
+               if ( !data || typeof data !== "string" ) {
+                       return null;
+               }
+               if ( typeof context === "boolean" ) {
+                       keepScripts = context;
+                       context = false;
+               }
+               context = context || document;
+
+               var parsed = rsingleTag.exec( data ),
+                       scripts = !keepScripts && [];
+
+               // Single tag
+               if ( parsed ) {
+                       return [ context.createElement( parsed[1] ) ];
+               }
+
+               parsed = jQuery.buildFragment( [ data ], context, scripts );
+               if ( scripts ) {
+                       jQuery( scripts ).remove();
+               }
+               return jQuery.merge( [], parsed.childNodes );
+       },
+
+       parseJSON: function( data ) {
+               // Attempt to parse using the native JSON parser first
+               if ( window.JSON && window.JSON.parse ) {
+                       return window.JSON.parse( data );
+               }
+
+               if ( data === null ) {
+                       return data;
+               }
+
+               if ( typeof data === "string" ) {
+
+                       // Make sure leading/trailing whitespace is removed (IE can't handle it)
+                       data = jQuery.trim( data );
+
+                       if ( data ) {
+                               // Make sure the incoming data is actual JSON
+                               // Logic borrowed from http://json.org/json2.js
+                               if ( rvalidchars.test( data.replace( rvalidescape, "@" )
+                                       .replace( rvalidtokens, "]" )
+                                       .replace( rvalidbraces, "")) ) {
+
+                                       return ( new Function( "return " + data ) )();
+                               }
+                       }
+               }
+
+               jQuery.error( "Invalid JSON: " + data );
+       },
+
+       // Cross-browser xml parsing
+       parseXML: function( data ) {
+               var xml, tmp;
+               if ( !data || typeof data !== "string" ) {
+                       return null;
+               }
+               try {
+                       if ( window.DOMParser ) { // Standard
+                               tmp = new DOMParser();
+                               xml = tmp.parseFromString( data , "text/xml" );
+                       } else { // IE
+                               xml = new ActiveXObject( "Microsoft.XMLDOM" );
+                               xml.async = "false";
+                               xml.loadXML( data );
+                       }
+               } catch( e ) {
+                       xml = undefined;
+               }
+               if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
+                       jQuery.error( "Invalid XML: " + data );
+               }
+               return xml;
+       },
+
+       noop: function() {},
+
+       // Evaluates a script in a global context
+       // Workarounds based on findings by Jim Driscoll
+       // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
+       globalEval: function( data ) {
+               if ( data && jQuery.trim( data ) ) {
+                       // We use execScript on Internet Explorer
+                       // We use an anonymous function so that context is window
+                       // rather than jQuery in Firefox
+                       ( window.execScript || function( data ) {
+                               window[ "eval" ].call( window, data );
+                       } )( data );
+               }
+       },
+
+       // Convert dashed to camelCase; used by the css and data modules
+       // Microsoft forgot to hump their vendor prefix (#9572)
+       camelCase: function( string ) {
+               return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
+       },
+
+       nodeName: function( elem, name ) {
+               return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
+       },
+
+       // args is for internal usage only
+       each: function( obj, callback, args ) {
+               var value,
+                       i = 0,
+                       length = obj.length,
+                       isArray = isArraylike( obj );
+
+               if ( args ) {
+                       if ( isArray ) {
+                               for ( ; i < length; i++ ) {
+                                       value = callback.apply( obj[ i ], args );
+
+                                       if ( value === false ) {
+                                               break;
+                                       }
+                               }
+                       } else {
+                               for ( i in obj ) {
+                                       value = callback.apply( obj[ i ], args );
+
+                                       if ( value === false ) {
+                                               break;
+                                       }
+                               }
+                       }
+
+               // A special, fast, case for the most common use of each
+               } else {
+                       if ( isArray ) {
+                               for ( ; i < length; i++ ) {
+                                       value = callback.call( obj[ i ], i, obj[ i ] );
+
+                                       if ( value === false ) {
+                                               break;
+                                       }
+                               }
+                       } else {
+                               for ( i in obj ) {
+                                       value = callback.call( obj[ i ], i, obj[ i ] );
+
+                                       if ( value === false ) {
+                                               break;
+                                       }
+                               }
+                       }
+               }
+
+               return obj;
+       },
+
+       // Use native String.trim function wherever possible
+       trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
+               function( text ) {
+                       return text == null ?
+                               "" :
+                               core_trim.call( text );
+               } :
+
+               // Otherwise use our own trimming functionality
+               function( text ) {
+                       return text == null ?
+                               "" :
+                               ( text + "" ).replace( rtrim, "" );
+               },
+
+       // results is for internal usage only
+       makeArray: function( arr, results ) {
+               var ret = results || [];
+
+               if ( arr != null ) {
+                       if ( isArraylike( Object(arr) ) ) {
+                               jQuery.merge( ret,
+                                       typeof arr === "string" ?
+                                       [ arr ] : arr
+                               );
+                       } else {
+                               core_push.call( ret, arr );
+                       }
+               }
+
+               return ret;
+       },
+
+       inArray: function( elem, arr, i ) {
+               var len;
+
+               if ( arr ) {
+                       if ( core_indexOf ) {
+                               return core_indexOf.call( arr, elem, i );
+                       }
+
+                       len = arr.length;
+                       i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
+
+                       for ( ; i < len; i++ ) {
+                               // Skip accessing in sparse arrays
+                               if ( i in arr && arr[ i ] === elem ) {
+                                       return i;
+                               }
+                       }
+               }
+
+               return -1;
+       },
+
+       merge: function( first, second ) {
+               var l = second.length,
+                       i = first.length,
+                       j = 0;
+
+               if ( typeof l === "number" ) {
+                       for ( ; j < l; j++ ) {
+                               first[ i++ ] = second[ j ];
+                       }
+               } else {
+                       while ( second[j] !== undefined ) {
+                               first[ i++ ] = second[ j++ ];
+                       }
+               }
+
+               first.length = i;
+
+               return first;
+       },
+
+       grep: function( elems, callback, inv ) {
+               var retVal,
+                       ret = [],
+                       i = 0,
+                       length = elems.length;
+               inv = !!inv;
+
+               // Go through the array, only saving the items
+               // that pass the validator function
+               for ( ; i < length; i++ ) {
+                       retVal = !!callback( elems[ i ], i );
+                       if ( inv !== retVal ) {
+                               ret.push( elems[ i ] );
+                       }
+               }
+
+               return ret;
+       },
+
+       // arg is for internal usage only
+       map: function( elems, callback, arg ) {
+               var value,
+                       i = 0,
+                       length = elems.length,
+                       isArray = isArraylike( elems ),
+                       ret = [];
+
+               // Go through the array, translating each of the items to their
+               if ( isArray ) {
+                       for ( ; i < length; i++ ) {
+                               value = callback( elems[ i ], i, arg );
+
+                               if ( value != null ) {
+                                       ret[ ret.length ] = value;
+                               }
+                       }
+
+               // Go through every key on the object,
+               } else {
+                       for ( i in elems ) {
+                               value = callback( elems[ i ], i, arg );
+
+                               if ( value != null ) {
+                                       ret[ ret.length ] = value;
+                               }
+                       }
+               }
+
+               // Flatten any nested arrays
+               return core_concat.apply( [], ret );
+       },
+
+       // A global GUID counter for objects
+       guid: 1,
+
+       // Bind a function to a context, optionally partially applying any
+       // arguments.
+       proxy: function( fn, context ) {
+               var args, proxy, tmp;
+
+               if ( typeof context === "string" ) {
+                       tmp = fn[ context ];
+                       context = fn;
+                       fn = tmp;
+               }
+
+               // Quick check to determine if target is callable, in the spec
+               // this throws a TypeError, but we will just return undefined.
+               if ( !jQuery.isFunction( fn ) ) {
+                       return undefined;
+               }
+
+               // Simulated bind
+               args = core_slice.call( arguments, 2 );
+               proxy = function() {
+                       return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
+               };
+
+               // Set the guid of unique handler to the same of original handler, so it can be removed
+               proxy.guid = fn.guid = fn.guid || jQuery.guid++;
+
+               return proxy;
+       },
+
+       // Multifunctional method to get and set values of a collection
+       // The value/s can optionally be executed if it's a function
+       access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
+               var i = 0,
+                       length = elems.length,
+                       bulk = key == null;
+
+               // Sets many values
+               if ( jQuery.type( key ) === "object" ) {
+                       chainable = true;
+                       for ( i in key ) {
+                               jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
+                       }
+
+               // Sets one value
+               } else if ( value !== undefined ) {
+                       chainable = true;
+
+                       if ( !jQuery.isFunction( value ) ) {
+                               raw = true;
+                       }
+
+                       if ( bulk ) {
+                               // Bulk operations run against the entire set
+                               if ( raw ) {
+                                       fn.call( elems, value );
+                                       fn = null;
+
+                               // ...except when executing function values
+                               } else {
+                                       bulk = fn;
+                                       fn = function( elem, key, value ) {
+                                               return bulk.call( jQuery( elem ), value );
+                                       };
+                               }
+                       }
+
+                       if ( fn ) {
+                               for ( ; i < length; i++ ) {
+                                       fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
+                               }
+                       }
+               }
+
+               return chainable ?
+                       elems :
+
+                       // Gets
+                       bulk ?
+                               fn.call( elems ) :
+                               length ? fn( elems[0], key ) : emptyGet;
+       },
+
+       now: function() {
+               return ( new Date() ).getTime();
+       }
+});
+
+jQuery.ready.promise = function( obj ) {
+       if ( !readyList ) {
+
+               readyList = jQuery.Deferred();
+
+               // Catch cases where $(document).ready() is called after the browser event has already occurred.
+               // we once tried to use readyState "interactive" here, but it caused issues like the one
+               // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
+               if ( document.readyState === "complete" ) {
+                       // Handle it asynchronously to allow scripts the opportunity to delay ready
+                       setTimeout( jQuery.ready );
+
+               // Standards-based browsers support DOMContentLoaded
+               } else if ( document.addEventListener ) {
+                       // Use the handy event callback
+                       document.addEventListener( "DOMContentLoaded", completed, false );
+
+                       // A fallback to window.onload, that will always work
+                       window.addEventListener( "load", completed, false );
+
+               // If IE event model is used
+               } else {
+                       // Ensure firing before onload, maybe late but safe also for iframes
+                       document.attachEvent( "onreadystatechange", completed );
+
+                       // A fallback to window.onload, that will always work
+                       window.attachEvent( "onload", completed );
+
+                       // If IE and not a frame
+                       // continually check to see if the document is ready
+                       var top = false;
+
+                       try {
+                               top = window.frameElement == null && document.documentElement;
+                       } catch(e) {}
+
+                       if ( top && top.doScroll ) {
+                               (function doScrollCheck() {
+                                       if ( !jQuery.isReady ) {
+
+                                               try {
+                                                       // Use the trick by Diego Perini
+                                                       // http://javascript.nwbox.com/IEContentLoaded/
+                                                       top.doScroll("left");
+                                               } catch(e) {
+                                                       return setTimeout( doScrollCheck, 50 );
+                                               }
+
+                                               // detach all dom ready events
+                                               detach();
+
+                                               // and execute any waiting functions
+                                               jQuery.ready();
+                                       }
+                               })();
+                       }
+               }
+       }
+       return readyList.promise( obj );
+};
+
+// Populate the class2type map
+jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
+       class2type[ "[object " + name + "]" ] = name.toLowerCase();
+});
+
+function isArraylike( obj ) {
+       var length = obj.length,
+               type = jQuery.type( obj );
+
+       if ( jQuery.isWindow( obj ) ) {
+               return false;
+       }
+
+       if ( obj.nodeType === 1 && length ) {
+               return true;
+       }
+
+       return type === "array" || type !== "function" &&
+               ( length === 0 ||
+               typeof length === "number" && length > 0 && ( length - 1 ) in obj );
+}
+
+// All jQuery objects should point back to these
+rootjQuery = jQuery(document);
+// String to Object options format cache
+var optionsCache = {};
+
+// Convert String-formatted options into Object-formatted ones and store in cache
+function createOptions( options ) {
+       var object = optionsCache[ options ] = {};
+       jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
+               object[ flag ] = true;
+       });
+       return object;
+}
+
+/*
+ * Create a callback list using the following parameters:
+ *
+ *     options: an optional list of space-separated options that will change how
+ *                     the callback list behaves or a more traditional option object
+ *
+ * By default a callback list will act like an event callback list and can be
+ * "fired" multiple times.
+ *
+ * Possible options:
+ *
+ *     once:                   will ensure the callback list can only be fired once (like a Deferred)
+ *
+ *     memory:                 will keep track of previous values and will call any callback added
+ *                                     after the list has been fired right away with the latest "memorized"
+ *                                     values (like a Deferred)
+ *
+ *     unique:                 will ensure a callback can only be added once (no duplicate in the list)
+ *
+ *     stopOnFalse:    interrupt callings when a callback returns false
+ *
+ */
+jQuery.Callbacks = function( options ) {
+
+       // Convert options from String-formatted to Object-formatted if needed
+       // (we check in cache first)
+       options = typeof options === "string" ?
+               ( optionsCache[ options ] || createOptions( options ) ) :
+               jQuery.extend( {}, options );
+
+       var // Flag to know if list is currently firing
+               firing,
+               // Last fire value (for non-forgettable lists)
+               memory,
+               // Flag to know if list was already fired
+               fired,
+               // End of the loop when firing
+               firingLength,
+               // Index of currently firing callback (modified by remove if needed)
+               firingIndex,
+               // First callback to fire (used internally by add and fireWith)
+               firingStart,
+               // Actual callback list
+               list = [],
+               // Stack of fire calls for repeatable lists
+               stack = !options.once && [],
+               // Fire callbacks
+               fire = function( data ) {
+                       memory = options.memory && data;
+                       fired = true;
+                       firingIndex = firingStart || 0;
+                       firingStart = 0;
+                       firingLength = list.length;
+                       firing = true;
+                       for ( ; list && firingIndex < firingLength; firingIndex++ ) {
+                               if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
+                                       memory = false; // To prevent further calls using add
+                                       break;
+                               }
+                       }
+                       firing = false;
+                       if ( list ) {
+                               if ( stack ) {
+                                       if ( stack.length ) {
+                                               fire( stack.shift() );
+                                       }
+                               } else if ( memory ) {
+                                       list = [];
+                               } else {
+                                       self.disable();
+                               }
+                       }
+               },
+               // Actual Callbacks object
+               self = {
+                       // Add a callback or a collection of callbacks to the list
+                       add: function() {
+                               if ( list ) {
+                                       // First, we save the current length
+                                       var start = list.length;
+                                       (function add( args ) {
+                                               jQuery.each( args, function( _, arg ) {
+                                                       var type = jQuery.type( arg );
+                                                       if ( type === "function" ) {
+                                                               if ( !options.unique || !self.has( arg ) ) {
+                                                                       list.push( arg );
+                                                               }
+                                                       } else if ( arg && arg.length && type !== "string" ) {
+                                                               // Inspect recursively
+                                                               add( arg );
+                                                       }
+                                               });
+                                       })( arguments );
+                                       // Do we need to add the callbacks to the
+                                       // current firing batch?
+                                       if ( firing ) {
+                                               firingLength = list.length;
+                                       // With memory, if we're not firing then
+                                       // we should call right away
+                                       } else if ( memory ) {
+                                               firingStart = start;
+                                               fire( memory );
+                                       }
+                               }
+                               return this;
+                       },
+                       // Remove a callback from the list
+                       remove: function() {
+                               if ( list ) {
+                                       jQuery.each( arguments, function( _, arg ) {
+                                               var index;
+                                               while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
+                                                       list.splice( index, 1 );
+                                                       // Handle firing indexes
+                                                       if ( firing ) {
+                                                               if ( index <= firingLength ) {
+                                                                       firingLength--;
+                                                               }
+                                                               if ( index <= firingIndex ) {
+                                                                       firingIndex--;
+                                                               }
+                                                       }
+                                               }
+                                       });
+                               }
+                               return this;
+                       },
+                       // Check if a given callback is in the list.
+                       // If no argument is given, return whether or not list has callbacks attached.
+                       has: function( fn ) {
+                               return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
+                       },
+                       // Remove all callbacks from the list
+                       empty: function() {
+                               list = [];
+                               return this;
+                       },
+                       // Have the list do nothing anymore
+                       disable: function() {
+                               list = stack = memory = undefined;
+                               return this;
+                       },
+                       // Is it disabled?
+                       disabled: function() {
+                               return !list;
+                       },
+                       // Lock the list in its current state
+                       lock: function() {
+                               stack = undefined;
+                               if ( !memory ) {
+                                       self.disable();
+                               }
+                               return this;
+                       },
+                       // Is it locked?
+                       locked: function() {
+                               return !stack;
+                       },
+                       // Call all callbacks with the given context and arguments
+                       fireWith: function( context, args ) {
+                               args = args || [];
+                               args = [ context, args.slice ? args.slice() : args ];
+                               if ( list && ( !fired || stack ) ) {
+                                       if ( firing ) {
+                                               stack.push( args );
+                                       } else {
+                                               fire( args );
+                                       }
+                               }
+                               return this;
+                       },
+                       // Call all the callbacks with the given arguments
+                       fire: function() {
+                               self.fireWith( this, arguments );
+                               return this;
+                       },
+                       // To know if the callbacks have already been called at least once
+                       fired: function() {
+                               return !!fired;
+                       }
+               };
+
+       return self;
+};
+jQuery.extend({
+
+       Deferred: function( func ) {
+               var tuples = [
+                               // action, add listener, listener list, final state
+                               [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
+                               [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
+                               [ "notify", "progress", jQuery.Callbacks("memory") ]
+                       ],
+                       state = "pending",
+                       promise = {
+                               state: function() {
+                                       return state;
+                               },
+                               always: function() {
+                                       deferred.done( arguments ).fail( arguments );
+                                       return this;
+                               },
+                               then: function( /* fnDone, fnFail, fnProgress */ ) {
+                                       var fns = arguments;
+                                       return jQuery.Deferred(function( newDefer ) {
+                                               jQuery.each( tuples, function( i, tuple ) {
+                                                       var action = tuple[ 0 ],
+                                                               fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
+                                                       // deferred[ done | fail | progress ] for forwarding actions to newDefer
+                                                       deferred[ tuple[1] ](function() {
+                                                               var returned = fn && fn.apply( this, arguments );
+                                                               if ( returned && jQuery.isFunction( returned.promise ) ) {
+                                                                       returned.promise()
+                                                                               .done( newDefer.resolve )
+                                                                               .fail( newDefer.reject )
+                                                                               .progress( newDefer.notify );
+                                                               } else {
+                                                                       newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
+                                                               }
+                                                       });
+                                               });
+                                               fns = null;
+                                       }).promise();
+                               },
+                               // Get a promise for this deferred
+                               // If obj is provided, the promise aspect is added to the object
+                               promise: function( obj ) {
+                                       return obj != null ? jQuery.extend( obj, promise ) : promise;
+                               }
+                       },
+                       deferred = {};
+
+               // Keep pipe for back-compat
+               promise.pipe = promise.then;
+
+               // Add list-specific methods
+               jQuery.each( tuples, function( i, tuple ) {
+                       var list = tuple[ 2 ],
+                               stateString = tuple[ 3 ];
+
+                       // promise[ done | fail | progress ] = list.add
+                       promise[ tuple[1] ] = list.add;
+
+                       // Handle state
+                       if ( stateString ) {
+                               list.add(function() {
+                                       // state = [ resolved | rejected ]
+                                       state = stateString;
+
+                               // [ reject_list | resolve_list ].disable; progress_list.lock
+                               }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
+                       }
+
+                       // deferred[ resolve | reject | notify ]
+                       deferred[ tuple[0] ] = function() {
+                               deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
+                               return this;
+                       };
+                       deferred[ tuple[0] + "With" ] = list.fireWith;
+               });
+
+               // Make the deferred a promise
+               promise.promise( deferred );
+
+               // Call given func if any
+               if ( func ) {
+                       func.call( deferred, deferred );
+               }
+
+               // All done!
+               return deferred;
+       },
+
+       // Deferred helper
+       when: function( subordinate /* , ..., subordinateN */ ) {
+               var i = 0,
+                       resolveValues = core_slice.call( arguments ),
+                       length = resolveValues.length,
+
+                       // the count of uncompleted subordinates
+                       remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
+
+                       // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
+                       deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
+
+                       // Update function for both resolve and progress values
+                       updateFunc = function( i, contexts, values ) {
+                               return function( value ) {
+                                       contexts[ i ] = this;
+                                       values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
+                                       if( values === progressValues ) {
+                                               deferred.notifyWith( contexts, values );
+                                       } else if ( !( --remaining ) ) {
+                                               deferred.resolveWith( contexts, values );
+                                       }
+                               };
+                       },
+
+                       progressValues, progressContexts, resolveContexts;
+
+               // add listeners to Deferred subordinates; treat others as resolved
+               if ( length > 1 ) {
+                       progressValues = new Array( length );
+                       progressContexts = new Array( length );
+                       resolveContexts = new Array( length );
+                       for ( ; i < length; i++ ) {
+                               if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
+                                       resolveValues[ i ].promise()
+                                               .done( updateFunc( i, resolveContexts, resolveValues ) )
+                                               .fail( deferred.reject )
+                                               .progress( updateFunc( i, progressContexts, progressValues ) );
+                               } else {
+                                       --remaining;
+                               }
+                       }
+               }
+
+               // if we're not waiting on anything, resolve the master
+               if ( !remaining ) {
+                       deferred.resolveWith( resolveContexts, resolveValues );
+               }
+
+               return deferred.promise();
+       }
+});
+jQuery.support = (function() {
+
+       var support, all, a,
+               input, select, fragment,
+               opt, eventName, isSupported, i,
+               div = document.createElement("div");
+
+       // Setup
+       div.setAttribute( "className", "t" );
+       div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
+
+       // Support tests won't run in some limited or non-browser environments
+       all = div.getElementsByTagName("*");
+       a = div.getElementsByTagName("a")[ 0 ];
+       if ( !all || !a || !all.length ) {
+               return {};
+       }
+
+       // First batch of tests
+       select = document.createElement("select");
+       opt = select.appendChild( document.createElement("option") );
+       input = div.getElementsByTagName("input")[ 0 ];
+
+       a.style.cssText = "top:1px;float:left;opacity:.5";
+       support = {
+               // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
+               getSetAttribute: div.className !== "t",
+
+               // IE strips leading whitespace when .innerHTML is used
+               leadingWhitespace: div.firstChild.nodeType === 3,
+
+               // Make sure that tbody elements aren't automatically inserted
+               // IE will insert them into empty tables
+               tbody: !div.getElementsByTagName("tbody").length,
+
+               // Make sure that link elements get serialized correctly by innerHTML
+               // This requires a wrapper element in IE
+               htmlSerialize: !!div.getElementsByTagName("link").length,
+
+               // Get the style information from getAttribute
+               // (IE uses .cssText instead)
+               style: /top/.test( a.getAttribute("style") ),
+
+               // Make sure that URLs aren't manipulated
+               // (IE normalizes it by default)
+               hrefNormalized: a.getAttribute("href") === "/a",
+
+               // Make sure that element opacity exists
+               // (IE uses filter instead)
+               // Use a regex to work around a WebKit issue. See #5145
+               opacity: /^0.5/.test( a.style.opacity ),
+
+               // Verify style float existence
+               // (IE uses styleFloat instead of cssFloat)
+               cssFloat: !!a.style.cssFloat,
+
+               // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
+               checkOn: !!input.value,
+
+               // Make sure that a selected-by-default option has a working selected property.
+               // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
+               optSelected: opt.selected,
+
+               // Tests for enctype support on a form (#6743)
+               enctype: !!document.createElement("form").enctype,
+
+               // Makes sure cloning an html5 element does not cause problems
+               // Where outerHTML is undefined, this still works
+               html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>",
+
+               // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode
+               boxModel: document.compatMode === "CSS1Compat",
+
+               // Will be defined later
+               deleteExpando: true,
+               noCloneEvent: true,
+               inlineBlockNeedsLayout: false,
+               shrinkWrapBlocks: false,
+               reliableMarginRight: true,
+               boxSizingReliable: true,
+               pixelPosition: false
+       };
+
+       // Make sure checked status is properly cloned
+       input.checked = true;
+       support.noCloneChecked = input.cloneNode( true ).checked;
+
+       // Make sure that the options inside disabled selects aren't marked as disabled
+       // (WebKit marks them as disabled)
+       select.disabled = true;
+       support.optDisabled = !opt.disabled;
+
+       // Support: IE<9
+       try {
+               delete div.test;
+       } catch( e ) {
+               support.deleteExpando = false;
+       }
+
+       // Check if we can trust getAttribute("value")
+       input = document.createElement("input");
+       input.setAttribute( "value", "" );
+       support.input = input.getAttribute( "value" ) === "";
+
+       // Check if an input maintains its value after becoming a radio
+       input.value = "t";
+       input.setAttribute( "type", "radio" );
+       support.radioValue = input.value === "t";
+
+       // #11217 - WebKit loses check when the name is after the checked attribute
+       input.setAttribute( "checked", "t" );
+       input.setAttribute( "name", "t" );
+
+       fragment = document.createDocumentFragment();
+       fragment.appendChild( input );
+
+       // Check if a disconnected checkbox will retain its checked
+       // value of true after appended to the DOM (IE6/7)
+       support.appendChecked = input.checked;
+
+       // WebKit doesn't clone checked state correctly in fragments
+       support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
+
+       // Support: IE<9
+       // Opera does not clone events (and typeof div.attachEvent === undefined).
+       // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
+       if ( div.attachEvent ) {
+               div.attachEvent( "onclick", function() {
+                       support.noCloneEvent = false;
+               });
+
+               div.cloneNode( true ).click();
+       }
+
+       // Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
+       // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php
+       for ( i in { submit: true, change: true, focusin: true }) {
+               div.setAttribute( eventName = "on" + i, "t" );
+
+               support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
+       }
+
+       div.style.backgroundClip = "content-box";
+       div.cloneNode( true ).style.backgroundClip = "";
+       support.clearCloneStyle = div.style.backgroundClip === "content-box";
+
+       // Run tests that need a body at doc ready
+       jQuery(function() {
+               var container, marginDiv, tds,
+                       divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
+                       body = document.getElementsByTagName("body")[0];
+
+               if ( !body ) {
+                       // Return for frameset docs that don't have a body
+                       return;
+               }
+
+               container = document.createElement("div");
+               container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";
+
+               body.appendChild( container ).appendChild( div );
+
+               // Support: IE8
+               // Check if table cells still have offsetWidth/Height when they are set
+               // to display:none and there are still other visible table cells in a
+               // table row; if so, offsetWidth/Height are not reliable for use when
+               // determining if an element has been hidden directly using
+               // display:none (it is still safe to use offsets if a parent element is
+               // hidden; don safety goggles and see bug #4512 for more information).
+               div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
+               tds = div.getElementsByTagName("td");
+               tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
+               isSupported = ( tds[ 0 ].offsetHeight === 0 );
+
+               tds[ 0 ].style.display = "";
+               tds[ 1 ].style.display = "none";
+
+               // Support: IE8
+               // Check if empty table cells still have offsetWidth/Height
+               support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
+
+               // Check box-sizing and margin behavior
+               div.innerHTML = "";
+               div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";
+               support.boxSizing = ( div.offsetWidth === 4 );
+               support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 );
+
+               // Use window.getComputedStyle because jsdom on node.js will break without it.
+               if ( window.getComputedStyle ) {
+                       support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
+                       support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
+
+                       // Check if div with explicit width and no margin-right incorrectly
+                       // gets computed margin-right based on width of container. (#3333)
+                       // Fails in WebKit before Feb 2011 nightlies
+                       // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
+                       marginDiv = div.appendChild( document.createElement("div") );
+                       marginDiv.style.cssText = div.style.cssText = divReset;
+                       marginDiv.style.marginRight = marginDiv.style.width = "0";
+                       div.style.width = "1px";
+
+                       support.reliableMarginRight =
+                               !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
+               }
+
+               if ( typeof div.style.zoom !== core_strundefined ) {
+                       // Support: IE<8
+                       // Check if natively block-level elements act like inline-block
+                       // elements when setting their display to 'inline' and giving
+                       // them layout
+                       div.innerHTML = "";
+                       div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
+                       support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
+
+                       // Support: IE6
+                       // Check if elements with layout shrink-wrap their children
+                       div.style.display = "block";
+                       div.innerHTML = "<div></div>";
+                       div.firstChild.style.width = "5px";
+                       support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );
+
+                       if ( support.inlineBlockNeedsLayout ) {
+                               // Prevent IE 6 from affecting layout for positioned elements #11048
+                               // Prevent IE from shrinking the body in IE 7 mode #12869
+                               // Support: IE<8
+                               body.style.zoom = 1;
+                       }
+               }
+
+               body.removeChild( container );
+
+               // Null elements to avoid leaks in IE
+               container = div = tds = marginDiv = null;
+       });
+
+       // Null elements to avoid leaks in IE
+       all = select = fragment = opt = a = input = null;
+
+       return support;
+})();
+
+var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
+       rmultiDash = /([A-Z])/g;
+
+function internalData( elem, name, data, pvt /* Internal Use Only */ ){
+       if ( !jQuery.acceptData( elem ) ) {
+               return;
+       }
+
+       var thisCache, ret,
+               internalKey = jQuery.expando,
+               getByName = typeof name === "string",
+
+               // We have to handle DOM nodes and JS objects differently because IE6-7
+               // can't GC object references properly across the DOM-JS boundary
+               isNode = elem.nodeType,
+
+               // Only DOM nodes need the global jQuery cache; JS object data is
+               // attached directly to the object so GC can occur automatically
+               cache = isNode ? jQuery.cache : elem,
+
+               // Only defining an ID for JS objects if its cache already exists allows
+               // the code to shortcut on the same path as a DOM node with no cache
+               id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
+
+       // Avoid doing any more work than we need to when trying to get data on an
+       // object that has no data at all
+       if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) {
+               return;
+       }
+
+       if ( !id ) {
+               // Only DOM nodes need a new unique ID for each element since their data
+               // ends up in the global cache
+               if ( isNode ) {
+                       elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++;
+               } else {
+                       id = internalKey;
+               }
+       }
+
+       if ( !cache[ id ] ) {
+               cache[ id ] = {};
+
+               // Avoids exposing jQuery metadata on plain JS objects when the object
+               // is serialized using JSON.stringify
+               if ( !isNode ) {
+                       cache[ id ].toJSON = jQuery.noop;
+               }
+       }
+
+       // An object can be passed to jQuery.data instead of a key/value pair; this gets
+       // shallow copied over onto the existing cache
+       if ( typeof name === "object" || typeof name === "function" ) {
+               if ( pvt ) {
+                       cache[ id ] = jQuery.extend( cache[ id ], name );
+               } else {
+                       cache[ id ].data = jQuery.extend( cache[ id ].data, name );
+               }
+       }
+
+       thisCache = cache[ id ];
+
+       // jQuery data() is stored in a separate object inside the object's internal data
+       // cache in order to avoid key collisions between internal data and user-defined
+       // data.
+       if ( !pvt ) {
+               if ( !thisCache.data ) {
+                       thisCache.data = {};
+               }
+
+               thisCache = thisCache.data;
+       }
+
+       if ( data !== undefined ) {
+               thisCache[ jQuery.camelCase( name ) ] = data;
+       }
+
+       // Check for both converted-to-camel and non-converted data property names
+       // If a data property was specified
+       if ( getByName ) {
+
+               // First Try to find as-is property data
+               ret = thisCache[ name ];
+
+               // Test for null|undefined property data
+               if ( ret == null ) {
+
+                       // Try to find the camelCased property
+                       ret = thisCache[ jQuery.camelCase( name ) ];
+               }
+       } else {
+               ret = thisCache;
+       }
+
+       return ret;
+}
+
+function internalRemoveData( elem, name, pvt ) {
+       if ( !jQuery.acceptData( elem ) ) {
+               return;
+       }
+
+       var i, l, thisCache,
+               isNode = elem.nodeType,
+
+               // See jQuery.data for more information
+               cache = isNode ? jQuery.cache : elem,
+               id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
+
+       // If there is already no cache entry for this object, there is no
+       // purpose in continuing
+       if ( !cache[ id ] ) {
+               return;
+       }
+
+       if ( name ) {
+
+               thisCache = pvt ? cache[ id ] : cache[ id ].data;
+
+               if ( thisCache ) {
+
+                       // Support array or space separated string names for data keys
+                       if ( !jQuery.isArray( name ) ) {
+
+                               // try the string as a key before any manipulation
+                               if ( name in thisCache ) {
+                                       name = [ name ];
+                               } else {
+
+                                       // split the camel cased version by spaces unless a key with the spaces exists
+                                       name = jQuery.camelCase( name );
+                                       if ( name in thisCache ) {
+                                               name = [ name ];
+                                       } else {
+                                               name = name.split(" ");
+                                       }
+                               }
+                       } else {
+                               // If "name" is an array of keys...
+                               // When data is initially created, via ("key", "val") signature,
+                               // keys will be converted to camelCase.
+                               // Since there is no way to tell _how_ a key was added, remove
+                               // both plain key and camelCase key. #12786
+                               // This will only penalize the array argument path.
+                               name = name.concat( jQuery.map( name, jQuery.camelCase ) );
+                       }
+
+                       for ( i = 0, l = name.length; i < l; i++ ) {
+                               delete thisCache[ name[i] ];
+                       }
+
+                       // If there is no data left in the cache, we want to continue
+                       // and let the cache object itself get destroyed
+                       if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) {
+                               return;
+                       }
+               }
+       }
+
+       // See jQuery.data for more information
+       if ( !pvt ) {
+               delete cache[ id ].data;
+
+               // Don't destroy the parent cache unless the internal data object
+               // had been the only thing left in it
+               if ( !isEmptyDataObject( cache[ id ] ) ) {
+                       return;
+               }
+       }
+
+       // Destroy the cache
+       if ( isNode ) {
+               jQuery.cleanData( [ elem ], true );
+
+       // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
+       } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
+               delete cache[ id ];
+
+       // When all else fails, null
+       } else {
+               cache[ id ] = null;
+       }
+}
+
+jQuery.extend({
+       cache: {},
+
+       // Unique for each copy of jQuery on the page
+       // Non-digits removed to match rinlinejQuery
+       expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),
+
+       // The following elements throw uncatchable exceptions if you
+       // attempt to add expando properties to them.
+       noData: {
+               "embed": true,
+               // Ban all objects except for Flash (which handle expandos)
+               "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000",
+               "applet": true
+       },
+
+       hasData: function( elem ) {
+               elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
+               return !!elem && !isEmptyDataObject( elem );
+       },
+
+       data: function( elem, name, data ) {
+               return internalData( elem, name, data );
+       },
+
+       removeData: function( elem, name ) {
+               return internalRemoveData( elem, name );
+       },
+
+       // For internal use only.
+       _data: function( elem, name, data ) {
+               return internalData( elem, name, data, true );
+       },
+
+       _removeData: function( elem, name ) {
+               return internalRemoveData( elem, name, true );
+       },
+
+       // A method for determining if a DOM node can handle the data expando
+       acceptData: function( elem ) {
+               // Do not set data on non-element because it will not be cleared (#8335).
+               if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
+                       return false;
+               }
+
+               var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];
+
+               // nodes accept data unless otherwise specified; rejection can be conditional
+               return !noData || noData !== true && elem.getAttribute("classid") === noData;
+       }
+});
+
+jQuery.fn.extend({
+       data: function( key, value ) {
+               var attrs, name,
+                       elem = this[0],
+                       i = 0,
+                       data = null;
+
+               // Gets all values
+               if ( key === undefined ) {
+                       if ( this.length ) {
+                               data = jQuery.data( elem );
+
+                               if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
+                                       attrs = elem.attributes;
+                                       for ( ; i < attrs.length; i++ ) {
+                                               name = attrs[i].name;
+
+                                               if ( !name.indexOf( "data-" ) ) {
+                                                       name = jQuery.camelCase( name.slice(5) );
+
+                                                       dataAttr( elem, name, data[ name ] );
+                                               }
+                                       }
+                                       jQuery._data( elem, "parsedAttrs", true );
+                               }
+                       }
+
+                       return data;
+               }
+
+               // Sets multiple values
+               if ( typeof key === "object" ) {
+                       return this.each(function() {
+                               jQuery.data( this, key );
+                       });
+               }
+
+               return jQuery.access( this, function( value ) {
+
+                       if ( value === undefined ) {
+                               // Try to fetch any internally stored data first
+                               return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
+                       }
+
+                       this.each(function() {
+                               jQuery.data( this, key, value );
+                       });
+               }, null, value, arguments.length > 1, null, true );
+       },
+
+       removeData: function( key ) {
+               return this.each(function() {
+                       jQuery.removeData( this, key );
+               });
+       }
+});
+
+function dataAttr( elem, key, data ) {
+       // If nothing was found internally, try to fetch any
+       // data from the HTML5 data-* attribute
+       if ( data === undefined && elem.nodeType === 1 ) {
+
+               var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
+
+               data = elem.getAttribute( name );
+
+               if ( typeof data === "string" ) {
+                       try {
+                               data = data === "true" ? true :
+                                       data === "false" ? false :
+                                       data === "null" ? null :
+                                       // Only convert to a number if it doesn't change the string
+                                       +data + "" === data ? +data :
+                                       rbrace.test( data ) ? jQuery.parseJSON( data ) :
+                                               data;
+                       } catch( e ) {}
+
+                       // Make sure we set the data so it isn't changed later
+                       jQuery.data( elem, key, data );
+
+               } else {
+                       data = undefined;
+               }
+       }
+
+       return data;
+}
+
+// checks a cache object for emptiness
+function isEmptyDataObject( obj ) {
+       var name;
+       for ( name in obj ) {
+
+               // if the public data object is empty, the private is still empty
+               if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
+                       continue;
+               }
+               if ( name !== "toJSON" ) {
+                       return false;
+               }
+       }
+
+       return true;
+}
+jQuery.extend({
+       queue: function( elem, type, data ) {
+               var queue;
+
+               if ( elem ) {
+                       type = ( type || "fx" ) + "queue";
+                       queue = jQuery._data( elem, type );
+
+                       // Speed up dequeue by getting out quickly if this is just a lookup
+                       if ( data ) {
+                               if ( !queue || jQuery.isArray(data) ) {
+                                       queue = jQuery._data( elem, type, jQuery.makeArray(data) );
+                               } else {
+                                       queue.push( data );
+                               }
+                       }
+                       return queue || [];
+               }
+       },
+
+       dequeue: function( elem, type ) {
+               type = type || "fx";
+
+               var queue = jQuery.queue( elem, type ),
+                       startLength = queue.length,
+                       fn = queue.shift(),
+                       hooks = jQuery._queueHooks( elem, type ),
+                       next = function() {
+                               jQuery.dequeue( elem, type );
+                       };
+
+               // If the fx queue is dequeued, always remove the progress sentinel
+               if ( fn === "inprogress" ) {
+                       fn = queue.shift();
+                       startLength--;
+               }
+
+               hooks.cur = fn;
+               if ( fn ) {
+
+                       // Add a progress sentinel to prevent the fx queue from being
+                       // automatically dequeued
+                       if ( type === "fx" ) {
+                               queue.unshift( "inprogress" );
+                       }
+
+                       // clear up the last queue stop function
+                       delete hooks.stop;
+                       fn.call( elem, next, hooks );
+               }
+
+               if ( !startLength && hooks ) {
+                       hooks.empty.fire();
+               }
+       },
+
+       // not intended for public consumption - generates a queueHooks object, or returns the current one
+       _queueHooks: function( elem, type ) {
+               var key = type + "queueHooks";
+               return jQuery._data( elem, key ) || jQuery._data( elem, key, {
+                       empty: jQuery.Callbacks("once memory").add(function() {
+                               jQuery._removeData( elem, type + "queue" );
+                               jQuery._removeData( elem, key );
+                       })
+               });
+       }
+});
+
+jQuery.fn.extend({
+       queue: function( type, data ) {
+               var setter = 2;
+
+               if ( typeof type !== "string" ) {
+                       data = type;
+                       type = "fx";
+                       setter--;
+               }
+
+               if ( arguments.length < setter ) {
+                       return jQuery.queue( this[0], type );
+               }
+
+               return data === undefined ?
+                       this :
+                       this.each(function() {
+                               var queue = jQuery.queue( this, type, data );
+
+                               // ensure a hooks for this queue
+                               jQuery._queueHooks( this, type );
+
+                               if ( type === "fx" && queue[0] !== "inprogress" ) {
+                                       jQuery.dequeue( this, type );
+                               }
+                       });
+       },
+       dequeue: function( type ) {
+               return this.each(function() {
+                       jQuery.dequeue( this, type );
+               });
+       },
+       // Based off of the plugin by Clint Helfers, with permission.
+       // http://blindsignals.com/index.php/2009/07/jquery-delay/
+       delay: function( time, type ) {
+               time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
+               type = type || "fx";
+
+               return this.queue( type, function( next, hooks ) {
+                       var timeout = setTimeout( next, time );
+                       hooks.stop = function() {
+                               clearTimeout( timeout );
+                       };
+               });
+       },
+       clearQueue: function( type ) {
+               return this.queue( type || "fx", [] );
+       },
+       // Get a promise resolved when queues of a certain type
+       // are emptied (fx is the type by default)
+       promise: function( type, obj ) {
+               var tmp,
+                       count = 1,
+                       defer = jQuery.Deferred(),
+                       elements = this,
+                       i = this.length,
+                       resolve = function() {
+                               if ( !( --count ) ) {
+                                       defer.resolveWith( elements, [ elements ] );
+                               }
+                       };
+
+               if ( typeof type !== "string" ) {
+                       obj = type;
+                       type = undefined;
+               }
+               type = type || "fx";
+
+               while( i-- ) {
+                       tmp = jQuery._data( elements[ i ], type + "queueHooks" );
+                       if ( tmp && tmp.empty ) {
+                               count++;
+                               tmp.empty.add( resolve );
+                       }
+               }
+               resolve();
+               return defer.promise( obj );
+       }
+});
+var nodeHook, boolHook,
+       rclass = /[\t\r\n]/g,
+       rreturn = /\r/g,
+       rfocusable = /^(?:input|select|textarea|button|object)$/i,
+       rclickable = /^(?:a|area)$/i,
+       rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i,
+       ruseDefault = /^(?:checked|selected)$/i,
+       getSetAttribute = jQuery.support.getSetAttribute,
+       getSetInput = jQuery.support.input;
+
+jQuery.fn.extend({
+       attr: function( name, value ) {
+               return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
+       },
+
+       removeAttr: function( name ) {
+               return this.each(function() {
+                       jQuery.removeAttr( this, name );
+               });
+       },
+
+       prop: function( name, value ) {
+               return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
+       },
+
+       removeProp: function( name ) {
+               name = jQuery.propFix[ name ] || name;
+               return this.each(function() {
+                       // try/catch handles cases where IE balks (such as removing a property on window)
+                       try {
+                               this[ name ] = undefined;
+                               delete this[ name ];
+                       } catch( e ) {}
+               });
+       },
+
+       addClass: function( value ) {
+               var classes, elem, cur, clazz, j,
+                       i = 0,
+                       len = this.length,
+                       proceed = typeof value === "string" && value;
+
+               if ( jQuery.isFunction( value ) ) {
+                       return this.each(function( j ) {
+                               jQuery( this ).addClass( value.call( this, j, this.className ) );
+                       });
+               }
+
+               if ( proceed ) {
+                       // The disjunction here is for better compressibility (see removeClass)
+                       classes = ( value || "" ).match( core_rnotwhite ) || [];
+
+                       for ( ; i < len; i++ ) {
+                               elem = this[ i ];
+                               cur = elem.nodeType === 1 && ( elem.className ?
+                                       ( " " + elem.className + " " ).replace( rclass, " " ) :
+                                       " "
+                               );
+
+                               if ( cur ) {
+                                       j = 0;
+                                       while ( (clazz = classes[j++]) ) {
+                                               if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
+                                                       cur += clazz + " ";
+                                               }
+                                       }
+                                       elem.className = jQuery.trim( cur );
+
+                               }
+                       }
+               }
+
+               return this;
+       },
+
+       removeClass: function( value ) {
+               var classes, elem, cur, clazz, j,
+                       i = 0,
+                       len = this.length,
+                       proceed = arguments.length === 0 || typeof value === "string" && value;
+
+               if ( jQuery.isFunction( value ) ) {
+                       return this.each(function( j ) {
+                               jQuery( this ).removeClass( value.call( this, j, this.className ) );
+                       });
+               }
+               if ( proceed ) {
+                       classes = ( value || "" ).match( core_rnotwhite ) || [];
+
+                       for ( ; i < len; i++ ) {
+                               elem = this[ i ];
+                               // This expression is here for better compressibility (see addClass)
+                               cur = elem.nodeType === 1 && ( elem.className ?
+                                       ( " " + elem.className + " " ).replace( rclass, " " ) :
+                                       ""
+                               );
+
+                               if ( cur ) {
+                                       j = 0;
+                                       while ( (clazz = classes[j++]) ) {
+                                               // Remove *all* instances
+                                               while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
+                                                       cur = cur.replace( " " + clazz + " ", " " );
+                                               }
+                                       }
+                                       elem.className = value ? jQuery.trim( cur ) : "";
+                               }
+                       }
+               }
+
+               return this;
+       },
+
+       toggleClass: function( value, stateVal ) {
+               var type = typeof value,
+                       isBool = typeof stateVal === "boolean";
+
+               if ( jQuery.isFunction( value ) ) {
+                       return this.each(function( i ) {
+                               jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
+                       });
+               }
+
+               return this.each(function() {
+                       if ( type === "string" ) {
+                               // toggle individual class names
+                               var className,
+                                       i = 0,
+                                       self = jQuery( this ),
+                                       state = stateVal,
+                                       classNames = value.match( core_rnotwhite ) || [];
+
+                               while ( (className = classNames[ i++ ]) ) {
+                                       // check each className given, space separated list
+                                       state = isBool ? state : !self.hasClass( className );
+                                       self[ state ? "addClass" : "removeClass" ]( className );
+                               }
+
+                       // Toggle whole class name
+                       } else if ( type === core_strundefined || type === "boolean" ) {
+                               if ( this.className ) {
+                                       // store className if set
+                                       jQuery._data( this, "__className__", this.className );
+                               }
+
+                               // If the element has a class name or if we're passed "false",
+                               // then remove the whole classname (if there was one, the above saved it).
+                               // Otherwise bring back whatever was previously saved (if anything),
+                               // falling back to the empty string if nothing was stored.
+                               this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
+                       }
+               });
+       },
+
+       hasClass: function( selector ) {
+               var className = " " + selector + " ",
+                       i = 0,
+                       l = this.length;
+               for ( ; i < l; i++ ) {
+                       if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
+                               return true;
+                       }
+               }
+
+               return false;
+       },
+
+       val: function( value ) {
+               var ret, hooks, isFunction,
+                       elem = this[0];
+
+               if ( !arguments.length ) {
+                       if ( elem ) {
+                               hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
+
+                               if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
+                                       return ret;
+                               }
+
+                               ret = elem.value;
+
+                               return typeof ret === "string" ?
+                                       // handle most common string cases
+                                       ret.replace(rreturn, "") :
+                                       // handle cases where value is null/undef or number
+                                       ret == null ? "" : ret;
+                       }
+
+                       return;
+               }
+
+               isFunction = jQuery.isFunction( value );
+
+               return this.each(function( i ) {
+                       var val,
+                               self = jQuery(this);
+
+                       if ( this.nodeType !== 1 ) {
+                               return;
+                       }
+
+                       if ( isFunction ) {
+                               val = value.call( this, i, self.val() );
+                       } else {
+                               val = value;
+                       }
+
+                       // Treat null/undefined as ""; convert numbers to string
+                       if ( val == null ) {
+                               val = "";
+                       } else if ( typeof val === "number" ) {
+                               val += "";
+                       } else if ( jQuery.isArray( val ) ) {
+                               val = jQuery.map(val, function ( value ) {
+                                       return value == null ? "" : value + "";
+                               });
+                       }
+
+                       hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
+
+                       // If set returns undefined, fall back to normal setting
+                       if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
+                               this.value = val;
+                       }
+               });
+       }
+});
+
+jQuery.extend({
+       valHooks: {
+               option: {
+                       get: function( elem ) {
+                               // attributes.value is undefined in Blackberry 4.7 but
+                               // uses .value. See #6932
+                               var val = elem.attributes.value;
+                               return !val || val.specified ? elem.value : elem.text;
+                       }
+               },
+               select: {
+                       get: function( elem ) {
+                               var value, option,
+                                       options = elem.options,
+                                       index = elem.selectedIndex,
+                                       one = elem.type === "select-one" || index < 0,
+                                       values = one ? null : [],
+                                       max = one ? index + 1 : options.length,
+                                       i = index < 0 ?
+                                               max :
+                                               one ? index : 0;
+
+                               // Loop through all the selected options
+                               for ( ; i < max; i++ ) {
+                                       option = options[ i ];
+
+                                       // oldIE doesn't update selected after form reset (#2551)
+                                       if ( ( option.selected || i === index ) &&
+                                                       // Don't return options that are disabled or in a disabled optgroup
+                                                       ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
+                                                       ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
+
+                                               // Get the specific value for the option
+                                               value = jQuery( option ).val();
+
+                                               // We don't need an array for one selects
+                                               if ( one ) {
+                                                       return value;
+                                               }
+
+                                               // Multi-Selects return an array
+                                               values.push( value );
+                                       }
+                               }
+
+                               return values;
+                       },
+
+                       set: function( elem, value ) {
+                               var values = jQuery.makeArray( value );
+
+                               jQuery(elem).find("option").each(function() {
+                                       this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0;
+                               });
+
+                               if ( !values.length ) {
+                                       elem.selectedIndex = -1;
+                               }
+                               return values;
+                       }
+               }
+       },
+
+       attr: function( elem, name, value ) {
+               var hooks, notxml, ret,
+                       nType = elem.nodeType;
+
+               // don't get/set attributes on text, comment and attribute nodes
+               if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
+                       return;
+               }
+
+               // Fallback to prop when attributes are not supported
+               if ( typeof elem.getAttribute === core_strundefined ) {
+                       return jQuery.prop( elem, name, value );
+               }
+
+               notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
+
+               // All attributes are lowercase
+               // Grab necessary hook if one is defined
+               if ( notxml ) {
+                       name = name.toLowerCase();
+                       hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook );
+               }
+
+               if ( value !== undefined ) {
+
+                       if ( value === null ) {
+                               jQuery.removeAttr( elem, name );
+
+                       } else if ( hooks && notxml && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
+                               return ret;
+
+                       } else {
+                               elem.setAttribute( name, value + "" );
+                               return value;
+                       }
+
+               } else if ( hooks && notxml && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
+                       return ret;
+
+               } else {
+
+                       // In IE9+, Flash objects don't have .getAttribute (#12945)
+                       // Support: IE9+
+                       if ( typeof elem.getAttribute !== core_strundefined ) {
+                               ret =  elem.getAttribute( name );
+                       }
+
+                       // Non-existent attributes return null, we normalize to undefined
+                       return ret == null ?
+                               undefined :
+                               ret;
+               }
+       },
+
+       removeAttr: function( elem, value ) {
+               var name, propName,
+                       i = 0,
+                       attrNames = value && value.match( core_rnotwhite );
+
+               if ( attrNames && elem.nodeType === 1 ) {
+                       while ( (name = attrNames[i++]) ) {
+                               propName = jQuery.propFix[ name ] || name;
+
+                               // Boolean attributes get special treatment (#10870)
+                               if ( rboolean.test( name ) ) {
+                                       // Set corresponding property to false for boolean attributes
+                                       // Also clear defaultChecked/defaultSelected (if appropriate) for IE<8
+                                       if ( !getSetAttribute && ruseDefault.test( name ) ) {
+                                               elem[ jQuery.camelCase( "default-" + name ) ] =
+                                                       elem[ propName ] = false;
+                                       } else {
+                                               elem[ propName ] = false;
+                                       }
+
+                               // See #9699 for explanation of this approach (setting first, then removal)
+                               } else {
+                                       jQuery.attr( elem, name, "" );
+                               }
+
+                               elem.removeAttribute( getSetAttribute ? name : propName );
+                       }
+               }
+       },
+
+       attrHooks: {
+               type: {
+                       set: function( elem, value ) {
+                               if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
+                                       // Setting the type on a radio button after the value resets the value in IE6-9
+                                       // Reset value to default in case type is set after value during creation
+                                       var val = elem.value;
+                                       elem.setAttribute( "type", value );
+                                       if ( val ) {
+                                               elem.value = val;
+                                       }
+                                       return value;
+                               }
+                       }
+               }
+       },
+
+       propFix: {
+               tabindex: "tabIndex",
+               readonly: "readOnly",
+               "for": "htmlFor",
+               "class": "className",
+               maxlength: "maxLength",
+               cellspacing: "cellSpacing",
+               cellpadding: "cellPadding",
+               rowspan: "rowSpan",
+               colspan: "colSpan",
+               usemap: "useMap",
+               frameborder: "frameBorder",
+               contenteditable: "contentEditable"
+       },
+
+       prop: function( elem, name, value ) {
+               var ret, hooks, notxml,
+                       nType = elem.nodeType;
+
+               // don't get/set properties on text, comment and attribute nodes
+               if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
+                       return;
+               }
+
+               notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
+
+               if ( notxml ) {
+                       // Fix name and attach hooks
+                       name = jQuery.propFix[ name ] || name;
+                       hooks = jQuery.propHooks[ name ];
+               }
+
+               if ( value !== undefined ) {
+                       if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
+                               return ret;
+
+                       } else {
+                               return ( elem[ name ] = value );
+                       }
+
+               } else {
+                       if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
+                               return ret;
+
+                       } else {
+                               return elem[ name ];
+                       }
+               }
+       },
+
+       propHooks: {
+               tabIndex: {
+                       get: function( elem ) {
+                               // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
+                               // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
+                               var attributeNode = elem.getAttributeNode("tabindex");
+
+                               return attributeNode && attributeNode.specified ?
+                                       parseInt( attributeNode.value, 10 ) :
+                                       rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
+                                               0 :
+                                               undefined;
+                       }
+               }
+       }
+});
+
+// Hook for boolean attributes
+boolHook = {
+       get: function( elem, name ) {
+               var
+                       // Use .prop to determine if this attribute is understood as boolean
+                       prop = jQuery.prop( elem, name ),
+
+                       // Fetch it accordingly
+                       attr = typeof prop === "boolean" && elem.getAttribute( name ),
+                       detail = typeof prop === "boolean" ?
+
+                               getSetInput && getSetAttribute ?
+                                       attr != null :
+                                       // oldIE fabricates an empty string for missing boolean attributes
+                                       // and conflates checked/selected into attroperties
+                                       ruseDefault.test( name ) ?
+                                               elem[ jQuery.camelCase( "default-" + name ) ] :
+                                               !!attr :
+
+                               // fetch an attribute node for properties not recognized as boolean
+                               elem.getAttributeNode( name );
+
+               return detail && detail.value !== false ?
+                       name.toLowerCase() :
+                       undefined;
+       },
+       set: function( elem, value, name ) {
+               if ( value === false ) {
+                       // Remove boolean attributes when set to false
+                       jQuery.removeAttr( elem, name );
+               } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
+                       // IE<8 needs the *property* name
+                       elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
+
+               // Use defaultChecked and defaultSelected for oldIE
+               } else {
+                       elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
+               }
+
+               return name;
+       }
+};
+
+// fix oldIE value attroperty
+if ( !getSetInput || !getSetAttribute ) {
+       jQuery.attrHooks.value = {
+               get: function( elem, name ) {
+                       var ret = elem.getAttributeNode( name );
+                       return jQuery.nodeName( elem, "input" ) ?
+
+                               // Ignore the value *property* by using defaultValue
+                               elem.defaultValue :
+
+                               ret && ret.specified ? ret.value : undefined;
+               },
+               set: function( elem, value, name ) {
+                       if ( jQuery.nodeName( elem, "input" ) ) {
+                               // Does not return so that setAttribute is also used
+                               elem.defaultValue = value;
+                       } else {
+                               // Use nodeHook if defined (#1954); otherwise setAttribute is fine
+                               return nodeHook && nodeHook.set( elem, value, name );
+                       }
+               }
+       };
+}
+
+// IE6/7 do not support getting/setting some attributes with get/setAttribute
+if ( !getSetAttribute ) {
+
+       // Use this for any attribute in IE6/7
+       // This fixes almost every IE6/7 issue
+       nodeHook = jQuery.valHooks.button = {
+               get: function( elem, name ) {
+                       var ret = elem.getAttributeNode( name );
+                       return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ?
+                               ret.value :
+                               undefined;
+               },
+               set: function( elem, value, name ) {
+                       // Set the existing or create a new attribute node
+                       var ret = elem.getAttributeNode( name );
+                       if ( !ret ) {
+                               elem.setAttributeNode(
+                                       (ret = elem.ownerDocument.createAttribute( name ))
+                               );
+                       }
+
+                       ret.value = value += "";
+
+                       // Break association with cloned elements by also using setAttribute (#9646)
+                       return name === "value" || value === elem.getAttribute( name ) ?
+                               value :
+                               undefined;
+               }
+       };
+
+       // Set contenteditable to false on removals(#10429)
+       // Setting to empty string throws an error as an invalid value
+       jQuery.attrHooks.contenteditable = {
+               get: nodeHook.get,
+               set: function( elem, value, name ) {
+                       nodeHook.set( elem, value === "" ? false : value, name );
+               }
+       };
+
+       // Set width and height to auto instead of 0 on empty string( Bug #8150 )
+       // This is for removals
+       jQuery.each([ "width", "height" ], function( i, name ) {
+               jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
+                       set: function( elem, value ) {
+                               if ( value === "" ) {
+                                       elem.setAttribute( name, "auto" );
+                                       return value;
+                               }
+                       }
+               });
+       });
+}
+
+
+// Some attributes require a special call on IE
+// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
+if ( !jQuery.support.hrefNormalized ) {
+       jQuery.each([ "href", "src", "width", "height" ], function( i, name ) {
+               jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], {
+                       get: function( elem ) {
+                               var ret = elem.getAttribute( name, 2 );
+                               return ret == null ? undefined : ret;
+                       }
+               });
+       });
+
+       // href/src property should get the full normalized URL (#10299/#12915)
+       jQuery.each([ "href", "src" ], function( i, name ) {
+               jQuery.propHooks[ name ] = {
+                       get: function( elem ) {
+                               return elem.getAttribute( name, 4 );
+                       }
+               };
+       });
+}
+
+if ( !jQuery.support.style ) {
+       jQuery.attrHooks.style = {
+               get: function( elem ) {
+                       // Return undefined in the case of empty string
+                       // Note: IE uppercases css property names, but if we were to .toLowerCase()
+                       // .cssText, that would destroy case senstitivity in URL's, like in "background"
+                       return elem.style.cssText || undefined;
+               },
+               set: function( elem, value ) {
+                       return ( elem.style.cssText = value + "" );
+               }
+       };
+}
+
+// Safari mis-reports the default selected property of an option
+// Accessing the parent's selectedIndex property fixes it
+if ( !jQuery.support.optSelected ) {
+       jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, {
+               get: function( elem ) {
+                       var parent = elem.parentNode;
+
+                       if ( parent ) {
+                               parent.selectedIndex;
+
+                               // Make sure that it also works with optgroups, see #5701
+                               if ( parent.parentNode ) {
+                                       parent.parentNode.selectedIndex;
+                               }
+                       }
+                       return null;
+               }
+       });
+}
+
+// IE6/7 call enctype encoding
+if ( !jQuery.support.enctype ) {
+       jQuery.propFix.enctype = "encoding";
+}
+
+// Radios and checkboxes getter/setter
+if ( !jQuery.support.checkOn ) {
+       jQuery.each([ "radio", "checkbox" ], function() {
+               jQuery.valHooks[ this ] = {
+                       get: function( elem ) {
+                               // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified
+                               return elem.getAttribute("value") === null ? "on" : elem.value;
+                       }
+               };
+       });
+}
+jQuery.each([ "radio", "checkbox" ], function() {
+       jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], {
+               set: function( elem, value ) {
+                       if ( jQuery.isArray( value ) ) {
+                               return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
+                       }
+               }
+       });
+});
+var rformElems = /^(?:input|select|textarea)$/i,
+       rkeyEvent = /^key/,
+       rmouseEvent = /^(?:mouse|contextmenu)|click/,
+       rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
+       rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
+
+function returnTrue() {
+       return true;
+}
+
+function returnFalse() {
+       return false;
+}
+
+/*
+ * Helper functions for managing events -- not part of the public interface.
+ * Props to Dean Edwards' addEvent library for many of the ideas.
+ */
+jQuery.event = {
+
+       global: {},
+
+       add: function( elem, types, handler, data, selector ) {
+               var tmp, events, t, handleObjIn,
+                       special, eventHandle, handleObj,
+                       handlers, type, namespaces, origType,
+                       elemData = jQuery._data( elem );
+
+               // Don't attach events to noData or text/comment nodes (but allow plain objects)
+               if ( !elemData ) {
+                       return;
+               }
+
+               // Caller can pass in an object of custom data in lieu of the handler
+               if ( handler.handler ) {
+                       handleObjIn = handler;
+                       handler = handleObjIn.handler;
+                       selector = handleObjIn.selector;
+               }
+
+               // Make sure that the handler has a unique ID, used to find/remove it later
+               if ( !handler.guid ) {
+                       handler.guid = jQuery.guid++;
+               }
+
+               // Init the element's event structure and main handler, if this is the first
+               if ( !(events = elemData.events) ) {
+                       events = elemData.events = {};
+               }
+               if ( !(eventHandle = elemData.handle) ) {
+                       eventHandle = elemData.handle = function( e ) {
+                               // Discard the second event of a jQuery.event.trigger() and
+                               // when an event is called after a page has unloaded
+                               return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
+                                       jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
+                                       undefined;
+                       };
+                       // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
+                       eventHandle.elem = elem;
+               }
+
+               // Handle multiple events separated by a space
+               // jQuery(...).bind("mouseover mouseout", fn);
+               types = ( types || "" ).match( core_rnotwhite ) || [""];
+               t = types.length;
+               while ( t-- ) {
+                       tmp = rtypenamespace.exec( types[t] ) || [];
+                       type = origType = tmp[1];
+                       namespaces = ( tmp[2] || "" ).split( "." ).sort();
+
+                       // If event changes its type, use the special event handlers for the changed type
+                       special = jQuery.event.special[ type ] || {};
+
+                       // If selector defined, determine special event api type, otherwise given type
+                       type = ( selector ? special.delegateType : special.bindType ) || type;
+
+                       // Update special based on newly reset type
+                       special = jQuery.event.special[ type ] || {};
+
+                       // handleObj is passed to all event handlers
+                       handleObj = jQuery.extend({
+                               type: type,
+                               origType: origType,
+                               data: data,
+                               handler: handler,
+                               guid: handler.guid,
+                               selector: selector,
+                               needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
+                               namespace: namespaces.join(".")
+                       }, handleObjIn );
+
+                       // Init the event handler queue if we're the first
+                       if ( !(handlers = events[ type ]) ) {
+                               handlers = events[ type ] = [];
+                               handlers.delegateCount = 0;
+
+                               // Only use addEventListener/attachEvent if the special events handler returns false
+                               if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
+                                       // Bind the global event handler to the element
+                                       if ( elem.addEventListener ) {
+                                               elem.addEventListener( type, eventHandle, false );
+
+                                       } else if ( elem.attachEvent ) {
+                                               elem.attachEvent( "on" + type, eventHandle );
+                                       }
+                               }
+                       }
+
+                       if ( special.add ) {
+                               special.add.call( elem, handleObj );
+
+                               if ( !handleObj.handler.guid ) {
+                                       handleObj.handler.guid = handler.guid;
+                               }
+                       }
+
+                       // Add to the element's handler list, delegates in front
+                       if ( selector ) {
+                               handlers.splice( handlers.delegateCount++, 0, handleObj );
+                       } else {
+                               handlers.push( handleObj );
+                       }
+
+                       // Keep track of which events have ever been used, for event optimization
+                       jQuery.event.global[ type ] = true;
+               }
+
+               // Nullify elem to prevent memory leaks in IE
+               elem = null;
+       },
+
+       // Detach an event or set of events from an element
+       remove: function( elem, types, handler, selector, mappedTypes ) {
+               var j, handleObj, tmp,
+                       origCount, t, events,
+                       special, handlers, type,
+                       namespaces, origType,
+                       elemData = jQuery.hasData( elem ) && jQuery._data( elem );
+
+               if ( !elemData || !(events = elemData.events) ) {
+                       return;
+               }
+
+               // Once for each type.namespace in types; type may be omitted
+               types = ( types || "" ).match( core_rnotwhite ) || [""];
+               t = types.length;
+               while ( t-- ) {
+                       tmp = rtypenamespace.exec( types[t] ) || [];
+                       type = origType = tmp[1];
+                       namespaces = ( tmp[2] || "" ).split( "." ).sort();
+
+                       // Unbind all events (on this namespace, if provided) for the element
+                       if ( !type ) {
+                               for ( type in events ) {
+                                       jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
+                               }
+                               continue;
+                       }
+
+                       special = jQuery.event.special[ type ] || {};
+                       type = ( selector ? special.delegateType : special.bindType ) || type;
+                       handlers = events[ type ] || [];
+                       tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
+
+                       // Remove matching events
+                       origCount = j = handlers.length;
+                       while ( j-- ) {
+                               handleObj = handlers[ j ];
+
+                               if ( ( mappedTypes || origType === handleObj.origType ) &&
+                                       ( !handler || handler.guid === handleObj.guid ) &&
+                                       ( !tmp || tmp.test( handleObj.namespace ) ) &&
+                                       ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
+                                       handlers.splice( j, 1 );
+
+                                       if ( handleObj.selector ) {
+                                               handlers.delegateCount--;
+                                       }
+                                       if ( special.remove ) {
+                                               special.remove.call( elem, handleObj );
+                                       }
+                               }
+                       }
+
+                       // Remove generic event handler if we removed something and no more handlers exist
+                       // (avoids potential for endless recursion during removal of special event handlers)
+                       if ( origCount && !handlers.length ) {
+                               if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
+                                       jQuery.removeEvent( elem, type, elemData.handle );
+                               }
+
+                               delete events[ type ];
+                       }
+               }
+
+               // Remove the expando if it's no longer used
+               if ( jQuery.isEmptyObject( events ) ) {
+                       delete elemData.handle;
+
+                       // removeData also checks for emptiness and clears the expando if empty
+                       // so use it instead of delete
+                       jQuery._removeData( elem, "events" );
+               }
+       },
+
+       trigger: function( event, data, elem, onlyHandlers ) {
+               var handle, ontype, cur,
+                       bubbleType, special, tmp, i,
+                       eventPath = [ elem || document ],
+                       type = core_hasOwn.call( event, "type" ) ? event.type : event,
+                       namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
+
+               cur = tmp = elem = elem || document;
+
+               // Don't do events on text and comment nodes
+               if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
+                       return;
+               }
+
+               // focus/blur morphs to focusin/out; ensure we're not firing them right now
+               if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
+                       return;
+               }
+
+               if ( type.indexOf(".") >= 0 ) {
+                       // Namespaced trigger; create a regexp to match event type in handle()
+                       namespaces = type.split(".");
+                       type = namespaces.shift();
+                       namespaces.sort();
+               }
+               ontype = type.indexOf(":") < 0 && "on" + type;
+
+               // Caller can pass in a jQuery.Event object, Object, or just an event type string
+               event = event[ jQuery.expando ] ?
+                       event :
+                       new jQuery.Event( type, typeof event === "object" && event );
+
+               event.isTrigger = true;
+               event.namespace = namespaces.join(".");
+               event.namespace_re = event.namespace ?
+                       new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
+                       null;
+
+               // Clean up the event in case it is being reused
+               event.result = undefined;
+               if ( !event.target ) {
+                       event.target = elem;
+               }
+
+               // Clone any incoming data and prepend the event, creating the handler arg list
+               data = data == null ?
+                       [ event ] :
+                       jQuery.makeArray( data, [ event ] );
+
+               // Allow special events to draw outside the lines
+               special = jQuery.event.special[ type ] || {};
+               if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
+                       return;
+               }
+
+               // Determine event propagation path in advance, per W3C events spec (#9951)
+               // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
+               if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
+
+                       bubbleType = special.delegateType || type;
+                       if ( !rfocusMorph.test( bubbleType + type ) ) {
+                               cur = cur.parentNode;
+                       }
+                       for ( ; cur; cur = cur.parentNode ) {
+                               eventPath.push( cur );
+                               tmp = cur;
+                       }
+
+                       // Only add window if we got to document (e.g., not plain obj or detached DOM)
+                       if ( tmp === (elem.ownerDocument || document) ) {
+                               eventPath.push( tmp.defaultView || tmp.parentWindow || window );
+                       }
+               }
+
+               // Fire handlers on the event path
+               i = 0;
+               while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
+
+                       event.type = i > 1 ?
+                               bubbleType :
+                               special.bindType || type;
+
+                       // jQuery handler
+                       handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
+                       if ( handle ) {
+                               handle.apply( cur, data );
+                       }
+
+                       // Native handler
+                       handle = ontype && cur[ ontype ];
+                       if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
+                               event.preventDefault();
+                       }
+               }
+               event.type = type;
+
+               // If nobody prevented the default action, do it now
+               if ( !onlyHandlers && !event.isDefaultPrevented() ) {
+
+                       if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) &&
+                               !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) {
+
+                               // Call a native DOM method on the target with the same name name as the event.
+                               // Can't use an .isFunction() check here because IE6/7 fails that test.
+                               // Don't do default actions on window, that's where global variables be (#6170)
+                               if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
+
+                                       // Don't re-trigger an onFOO event when we call its FOO() method
+                                       tmp = elem[ ontype ];
+
+                                       if ( tmp ) {
+                                               elem[ ontype ] = null;
+                                       }
+
+                                       // Prevent re-triggering of the same event, since we already bubbled it above
+                                       jQuery.event.triggered = type;
+                                       try {
+                                               elem[ type ]();
+                                       } catch ( e ) {
+                                               // IE<9 dies on focus/blur to hidden element (#1486,#12518)
+                                               // only reproducible on winXP IE8 native, not IE9 in IE8 mode
+                                       }
+                                       jQuery.event.triggered = undefined;
+
+                                       if ( tmp ) {
+                                               elem[ ontype ] = tmp;
+                                       }
+                               }
+                       }
+               }
+
+               return event.result;
+       },
+
+       dispatch: function( event ) {
+
+               // Make a writable jQuery.Event from the native event object
+               event = jQuery.event.fix( event );
+
+               var i, ret, handleObj, matched, j,
+                       handlerQueue = [],
+                       args = core_slice.call( arguments ),
+                       handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
+                       special = jQuery.event.special[ event.type ] || {};
+
+               // Use the fix-ed jQuery.Event rather than the (read-only) native event
+               args[0] = event;
+               event.delegateTarget = this;
+
+               // Call the preDispatch hook for the mapped type, and let it bail if desired
+               if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
+                       return;
+               }
+
+               // Determine handlers
+               handlerQueue = jQuery.event.handlers.call( this, event, handlers );
+
+               // Run delegates first; they may want to stop propagation beneath us
+               i = 0;
+               while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
+                       event.currentTarget = matched.elem;
+
+                       j = 0;
+                       while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
+
+                               // Triggered event must either 1) have no namespace, or
+                               // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
+                               if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
+
+                                       event.handleObj = handleObj;
+                                       event.data = handleObj.data;
+
+                                       ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
+                                                       .apply( matched.elem, args );
+
+                                       if ( ret !== undefined ) {
+                                               if ( (event.result = ret) === false ) {
+                                                       event.preventDefault();
+                                                       event.stopPropagation();
+                                               }
+                                       }
+                               }
+                       }
+               }
+
+               // Call the postDispatch hook for the mapped type
+               if ( special.postDispatch ) {
+                       special.postDispatch.call( this, event );
+               }
+
+               return event.result;
+       },
+
+       handlers: function( event, handlers ) {
+               var sel, handleObj, matches, i,
+                       handlerQueue = [],
+                       delegateCount = handlers.delegateCount,
+                       cur = event.target;
+
+               // Find delegate handlers
+               // Black-hole SVG <use> instance trees (#13180)
+               // Avoid non-left-click bubbling in Firefox (#3861)
+               if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
+
+                       for ( ; cur != this; cur = cur.parentNode || this ) {
+
+                               // Don't check non-elements (#13208)
+                               // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
+                               if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
+                                       matches = [];
+                                       for ( i = 0; i < delegateCount; i++ ) {
+                                               handleObj = handlers[ i ];
+
+                                               // Don't conflict with Object.prototype properties (#13203)
+                                               sel = handleObj.selector + " ";
+
+                                               if ( matches[ sel ] === undefined ) {
+                                                       matches[ sel ] = handleObj.needsContext ?
+                                                               jQuery( sel, this ).index( cur ) >= 0 :
+                                                               jQuery.find( sel, this, null, [ cur ] ).length;
+                                               }
+                                               if ( matches[ sel ] ) {
+                                                       matches.push( handleObj );
+                                               }
+                                       }
+                                       if ( matches.length ) {
+                                               handlerQueue.push({ elem: cur, handlers: matches });
+                                       }
+                               }
+                       }
+               }
+
+               // Add the remaining (directly-bound) handlers
+               if ( delegateCount < handlers.length ) {
+                       handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
+               }
+
+               return handlerQueue;
+       },
+
+       fix: function( event ) {
+               if ( event[ jQuery.expando ] ) {
+                       return event;
+               }
+
+               // Create a writable copy of the event object and normalize some properties
+               var i, prop, copy,
+                       type = event.type,
+                       originalEvent = event,
+                       fixHook = this.fixHooks[ type ];
+
+               if ( !fixHook ) {
+                       this.fixHooks[ type ] = fixHook =
+                               rmouseEvent.test( type ) ? this.mouseHooks :
+                               rkeyEvent.test( type ) ? this.keyHooks :
+                               {};
+               }
+               copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
+
+               event = new jQuery.Event( originalEvent );
+
+               i = copy.length;
+               while ( i-- ) {
+                       prop = copy[ i ];
+                       event[ prop ] = originalEvent[ prop ];
+               }
+
+               // Support: IE<9
+               // Fix target property (#1925)
+               if ( !event.target ) {
+                       event.target = originalEvent.srcElement || document;
+               }
+
+               // Support: Chrome 23+, Safari?
+               // Target should not be a text node (#504, #13143)
+               if ( event.target.nodeType === 3 ) {
+                       event.target = event.target.parentNode;
+               }
+
+               // Support: IE<9
+               // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
+               event.metaKey = !!event.metaKey;
+
+               return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
+       },
+
+       // Includes some event props shared by KeyEvent and MouseEvent
+       props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
+
+       fixHooks: {},
+
+       keyHooks: {
+               props: "char charCode key keyCode".split(" "),
+               filter: function( event, original ) {
+
+                       // Add which for key events
+                       if ( event.which == null ) {
+                               event.which = original.charCode != null ? original.charCode : original.keyCode;
+                       }
+
+                       return event;
+               }
+       },
+
+       mouseHooks: {
+               props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
+               filter: function( event, original ) {
+                       var body, eventDoc, doc,
+                               button = original.button,
+                               fromElement = original.fromElement;
+
+                       // Calculate pageX/Y if missing and clientX/Y available
+                       if ( event.pageX == null && original.clientX != null ) {
+                               eventDoc = event.target.ownerDocument || document;
+                               doc = eventDoc.documentElement;
+                               body = eventDoc.body;
+
+                               event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
+                               event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
+                       }
+
+                       // Add relatedTarget, if necessary
+                       if ( !event.relatedTarget && fromElement ) {
+                               event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
+                       }
+
+                       // Add which for click: 1 === left; 2 === middle; 3 === right
+                       // Note: button is not normalized, so don't use it
+                       if ( !event.which && button !== undefined ) {
+                               event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
+                       }
+
+                       return event;
+               }
+       },
+
+       special: {
+               load: {
+                       // Prevent triggered image.load events from bubbling to window.load
+                       noBubble: true
+               },
+               click: {
+                       // For checkbox, fire native event so checked state will be right
+                       trigger: function() {
+                               if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
+                                       this.click();
+                                       return false;
+                               }
+                       }
+               },
+               focus: {
+                       // Fire native event if possible so blur/focus sequence is correct
+                       trigger: function() {
+                               if ( this !== document.activeElement && this.focus ) {
+                                       try {
+                                               this.focus();
+                                               return false;
+                                       } catch ( e ) {
+                                               // Support: IE<9
+                                               // If we error on focus to hidden element (#1486, #12518),
+                                               // let .trigger() run the handlers
+                                       }
+                               }
+                       },
+                       delegateType: "focusin"
+               },
+               blur: {
+                       trigger: function() {
+                               if ( this === document.activeElement && this.blur ) {
+                                       this.blur();
+                                       return false;
+                               }
+                       },
+                       delegateType: "focusout"
+               },
+
+               beforeunload: {
+                       postDispatch: function( event ) {
+
+                               // Even when returnValue equals to undefined Firefox will still show alert
+                               if ( event.result !== undefined ) {
+                                       event.originalEvent.returnValue = event.result;
+                               }
+                       }
+               }
+       },
+
+       simulate: function( type, elem, event, bubble ) {
+               // Piggyback on a donor event to simulate a different one.
+               // Fake originalEvent to avoid donor's stopPropagation, but if the
+               // simulated event prevents default then we do the same on the donor.
+               var e = jQuery.extend(
+                       new jQuery.Event(),
+                       event,
+                       { type: type,
+                               isSimulated: true,
+                               originalEvent: {}
+                       }
+               );
+               if ( bubble ) {
+                       jQuery.event.trigger( e, null, elem );
+               } else {
+                       jQuery.event.dispatch.call( elem, e );
+               }
+               if ( e.isDefaultPrevented() ) {
+                       event.preventDefault();
+               }
+       }
+};
+
+jQuery.removeEvent = document.removeEventListener ?
+       function( elem, type, handle ) {
+               if ( elem.removeEventListener ) {
+                       elem.removeEventListener( type, handle, false );
+               }
+       } :
+       function( elem, type, handle ) {
+               var name = "on" + type;
+
+               if ( elem.detachEvent ) {
+
+                       // #8545, #7054, preventing memory leaks for custom events in IE6-8
+                       // detachEvent needed property on element, by name of that event, to properly expose it to GC
+                       if ( typeof elem[ name ] === core_strundefined ) {
+                               elem[ name ] = null;
+                       }
+
+                       elem.detachEvent( name, handle );
+               }
+       };
+
+jQuery.Event = function( src, props ) {
+       // Allow instantiation without the 'new' keyword
+       if ( !(this instanceof jQuery.Event) ) {
+               return new jQuery.Event( src, props );
+       }
+
+       // Event object
+       if ( src && src.type ) {
+               this.originalEvent = src;
+               this.type = src.type;
+
+               // Events bubbling up the document may have been marked as prevented
+               // by a handler lower down the tree; reflect the correct value.
+               this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
+                       src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;
+
+       // Event type
+       } else {
+               this.type = src;
+       }
+
+       // Put explicitly provided properties onto the event object
+       if ( props ) {
+               jQuery.extend( this, props );
+       }
+
+       // Create a timestamp if incoming event doesn't have one
+       this.timeStamp = src && src.timeStamp || jQuery.now();
+
+       // Mark it as fixed
+       this[ jQuery.expando ] = true;
+};
+
+// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
+// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
+jQuery.Event.prototype = {
+       isDefaultPrevented: returnFalse,
+       isPropagationStopped: returnFalse,
+       isImmediatePropagationStopped: returnFalse,
+
+       preventDefault: function() {
+               var e = this.originalEvent;
+
+               this.isDefaultPrevented = returnTrue;
+               if ( !e ) {
+                       return;
+               }
+
+               // If preventDefault exists, run it on the original event
+               if ( e.preventDefault ) {
+                       e.preventDefault();
+
+               // Support: IE
+               // Otherwise set the returnValue property of the original event to false
+               } else {
+                       e.returnValue = false;
+               }
+       },
+       stopPropagation: function() {
+               var e = this.originalEvent;
+
+               this.isPropagationStopped = returnTrue;
+               if ( !e ) {
+                       return;
+               }
+               // If stopPropagation exists, run it on the original event
+               if ( e.stopPropagation ) {
+                       e.stopPropagation();
+               }
+
+               // Support: IE
+               // Set the cancelBubble property of the original event to true
+               e.cancelBubble = true;
+       },
+       stopImmediatePropagation: function() {
+               this.isImmediatePropagationStopped = returnTrue;
+               this.stopPropagation();
+       }
+};
+
+// Create mouseenter/leave events using mouseover/out and event-time checks
+jQuery.each({
+       mouseenter: "mouseover",
+       mouseleave: "mouseout"
+}, function( orig, fix ) {
+       jQuery.event.special[ orig ] = {
+               delegateType: fix,
+               bindType: fix,
+
+               handle: function( event ) {
+                       var ret,
+                               target = this,
+                               related = event.relatedTarget,
+                               handleObj = event.handleObj;
+
+                       // For mousenter/leave call the handler if related is outside the target.
+                       // NB: No relatedTarget if the mouse left/entered the browser window
+                       if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
+                               event.type = handleObj.origType;
+                               ret = handleObj.handler.apply( this, arguments );
+                               event.type = fix;
+                       }
+                       return ret;
+               }
+       };
+});
+
+// IE submit delegation
+if ( !jQuery.support.submitBubbles ) {
+
+       jQuery.event.special.submit = {
+               setup: function() {
+                       // Only need this for delegated form submit events
+                       if ( jQuery.nodeName( this, "form" ) ) {
+                               return false;
+                       }
+
+                       // Lazy-add a submit handler when a descendant form may potentially be submitted
+                       jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
+                               // Node name check avoids a VML-related crash in IE (#9807)
+                               var elem = e.target,
+                                       form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
+                               if ( form && !jQuery._data( form, "submitBubbles" ) ) {
+                                       jQuery.event.add( form, "submit._submit", function( event ) {
+                                               event._submit_bubble = true;
+                                       });
+                                       jQuery._data( form, "submitBubbles", true );
+                               }
+                       });
+                       // return undefined since we don't need an event listener
+               },
+
+               postDispatch: function( event ) {
+                       // If form was submitted by the user, bubble the event up the tree
+                       if ( event._submit_bubble ) {
+                               delete event._submit_bubble;
+                               if ( this.parentNode && !event.isTrigger ) {
+                                       jQuery.event.simulate( "submit", this.parentNode, event, true );
+                               }
+                       }
+               },
+
+               teardown: function() {
+                       // Only need this for delegated form submit events
+                       if ( jQuery.nodeName( this, "form" ) ) {
+                               return false;
+                       }
+
+                       // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
+                       jQuery.event.remove( this, "._submit" );
+               }
+       };
+}
+
+// IE change delegation and checkbox/radio fix
+if ( !jQuery.support.changeBubbles ) {
+
+       jQuery.event.special.change = {
+
+               setup: function() {
+
+                       if ( rformElems.test( this.nodeName ) ) {
+                               // IE doesn't fire change on a check/radio until blur; trigger it on click
+                               // after a propertychange. Eat the blur-change in special.change.handle.
+                               // This still fires onchange a second time for check/radio after blur.
+                               if ( this.type === "checkbox" || this.type === "radio" ) {
+                                       jQuery.event.add( this, "propertychange._change", function( event ) {
+                                               if ( event.originalEvent.propertyName === "checked" ) {
+                                                       this._just_changed = true;
+                                               }
+                                       });
+                                       jQuery.event.add( this, "click._change", function( event ) {
+                                               if ( this._just_changed && !event.isTrigger ) {
+                                                       this._just_changed = false;
+                                               }
+                                               // Allow triggered, simulated change events (#11500)
+                                               jQuery.event.simulate( "change", this, event, true );
+                                       });
+                               }
+                               return false;
+                       }
+                       // Delegated event; lazy-add a change handler on descendant inputs
+                       jQuery.event.add( this, "beforeactivate._change", function( e ) {
+                               var elem = e.target;
+
+                               if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
+                                       jQuery.event.add( elem, "change._change", function( event ) {
+                                               if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
+                                                       jQuery.event.simulate( "change", this.parentNode, event, true );
+                                               }
+                                       });
+                                       jQuery._data( elem, "changeBubbles", true );
+                               }
+                       });
+               },
+
+               handle: function( event ) {
+                       var elem = event.target;
+
+                       // Swallow native change events from checkbox/radio, we already triggered them above
+                       if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
+                               return event.handleObj.handler.apply( this, arguments );
+                       }
+               },
+
+               teardown: function() {
+                       jQuery.event.remove( this, "._change" );
+
+                       return !rformElems.test( this.nodeName );
+               }
+       };
+}
+
+// Create "bubbling" focus and blur events
+if ( !jQuery.support.focusinBubbles ) {
+       jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
+
+               // Attach a single capturing handler while someone wants focusin/focusout
+               var attaches = 0,
+                       handler = function( event ) {
+                               jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
+                       };
+
+               jQuery.event.special[ fix ] = {
+                       setup: function() {
+                               if ( attaches++ === 0 ) {
+                                       document.addEventListener( orig, handler, true );
+                               }
+                       },
+                       teardown: function() {
+                               if ( --attaches === 0 ) {
+                                       document.removeEventListener( orig, handler, true );
+                               }
+                       }
+               };
+       });
+}
+
+jQuery.fn.extend({
+
+       on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
+               var type, origFn;
+
+               // Types can be a map of types/handlers
+               if ( typeof types === "object" ) {
+                       // ( types-Object, selector, data )
+                       if ( typeof selector !== "string" ) {
+                               // ( types-Object, data )
+                               data = data || selector;
+                               selector = undefined;
+                       }
+                       for ( type in types ) {
+                               this.on( type, selector, data, types[ type ], one );
+                       }
+                       return this;
+               }
+
+               if ( data == null && fn == null ) {
+                       // ( types, fn )
+                       fn = selector;
+                       data = selector = undefined;
+               } else if ( fn == null ) {
+                       if ( typeof selector === "string" ) {
+                               // ( types, selector, fn )
+                               fn = data;
+                               data = undefined;
+                       } else {
+                               // ( types, data, fn )
+                               fn = data;
+                               data = selector;
+                               selector = undefined;
+                       }
+               }
+               if ( fn === false ) {
+                       fn = returnFalse;
+               } else if ( !fn ) {
+                       return this;
+               }
+
+               if ( one === 1 ) {
+                       origFn = fn;
+                       fn = function( event ) {
+                               // Can use an empty set, since event contains the info
+                               jQuery().off( event );
+                               return origFn.apply( this, arguments );
+                       };
+                       // Use same guid so caller can remove using origFn
+                       fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
+               }
+               return this.each( function() {
+                       jQuery.event.add( this, types, fn, data, selector );
+               });
+       },
+       one: function( types, selector, data, fn ) {
+               return this.on( types, selector, data, fn, 1 );
+       },
+       off: function( types, selector, fn ) {
+               var handleObj, type;
+               if ( types && types.preventDefault && types.handleObj ) {
+                       // ( event )  dispatched jQuery.Event
+                       handleObj = types.handleObj;
+                       jQuery( types.delegateTarget ).off(
+                               handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
+                               handleObj.selector,
+                               handleObj.handler
+                       );
+                       return this;
+               }
+               if ( typeof types === "object" ) {
+                       // ( types-object [, selector] )
+                       for ( type in types ) {
+                               this.off( type, selector, types[ type ] );
+                       }
+                       return this;
+               }
+               if ( selector === false || typeof selector === "function" ) {
+                       // ( types [, fn] )
+                       fn = selector;
+                       selector = undefined;
+               }
+               if ( fn === false ) {
+                       fn = returnFalse;
+               }
+               return this.each(function() {
+                       jQuery.event.remove( this, types, fn, selector );
+               });
+       },
+
+       bind: function( types, data, fn ) {
+               return this.on( types, null, data, fn );
+       },
+       unbind: function( types, fn ) {
+               return this.off( types, null, fn );
+       },
+
+       delegate: function( selector, types, data, fn ) {
+               return this.on( types, selector, data, fn );
+       },
+       undelegate: function( selector, types, fn ) {
+               // ( namespace ) or ( selector, types [, fn] )
+               return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
+       },
+
+       trigger: function( type, data ) {
+               return this.each(function() {
+                       jQuery.event.trigger( type, data, this );
+               });
+       },
+       triggerHandler: function( type, data ) {
+               var elem = this[0];
+               if ( elem ) {
+                       return jQuery.event.trigger( type, data, elem, true );
+               }
+       }
+});
+/*!
+ * Sizzle CSS Selector Engine
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license
+ * http://sizzlejs.com/
+ */
+(function( window, undefined ) {
+
+var i,
+       cachedruns,
+       Expr,
+       getText,
+       isXML,
+       compile,
+       hasDuplicate,
+       outermostContext,
+
+       // Local document vars
+       setDocument,
+       document,
+       docElem,
+       documentIsXML,
+       rbuggyQSA,
+       rbuggyMatches,
+       matches,
+       contains,
+       sortOrder,
+
+       // Instance-specific data
+       expando = "sizzle" + -(new Date()),
+       preferredDoc = window.document,
+       support = {},
+       dirruns = 0,
+       done = 0,
+       classCache = createCache(),
+       tokenCache = createCache(),
+       compilerCache = createCache(),
+
+       // General-purpose constants
+       strundefined = typeof undefined,
+       MAX_NEGATIVE = 1 << 31,
+
+       // Array methods
+       arr = [],
+       pop = arr.pop,
+       push = arr.push,
+       slice = arr.slice,
+       // Use a stripped-down indexOf if we can't use a native one
+       indexOf = arr.indexOf || function( elem ) {
+               var i = 0,
+                       len = this.length;
+               for ( ; i < len; i++ ) {
+                       if ( this[i] === elem ) {
+                               return i;
+                       }
+               }
+               return -1;
+       },
+
+
+       // Regular expressions
+
+       // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
+       whitespace = "[\\x20\\t\\r\\n\\f]",
+       // http://www.w3.org/TR/css3-syntax/#characters
+       characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
+
+       // Loosely modeled on CSS identifier characters
+       // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
+       // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
+       identifier = characterEncoding.replace( "w", "w#" ),
+
+       // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
+       operators = "([*^$|!~]?=)",
+       attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
+               "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
+
+       // Prefer arguments quoted,
+       //   then not containing pseudos/brackets,
+       //   then attribute selectors/non-parenthetical expressions,
+       //   then anything else
+       // These preferences are here to reduce the number of selectors
+       //   needing tokenize in the PSEUDO preFilter
+       pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
+
+       // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
+       rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
+
+       rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
+       rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ),
+       rpseudo = new RegExp( pseudos ),
+       ridentifier = new RegExp( "^" + identifier + "$" ),
+
+       matchExpr = {
+               "ID": new RegExp( "^#(" + characterEncoding + ")" ),
+               "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
+               "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ),
+               "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
+               "ATTR": new RegExp( "^" + attributes ),
+               "PSEUDO": new RegExp( "^" + pseudos ),
+               "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
+                       "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
+                       "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
+               // For use in libraries implementing .is()
+               // We use this for POS matching in `select`
+               "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
+                       whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
+       },
+
+       rsibling = /[\x20\t\r\n\f]*[+~]/,
+
+       rnative = /^[^{]+\{\s*\[native code/,
+
+       // Easily-parseable/retrievable ID or TAG or CLASS selectors
+       rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
+
+       rinputs = /^(?:input|select|textarea|button)$/i,
+       rheader = /^h\d$/i,
+
+       rescape = /'|\\/g,
+       rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g,
+
+       // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
+       runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g,
+       funescape = function( _, escaped ) {
+               var high = "0x" + escaped - 0x10000;
+               // NaN means non-codepoint
+               return high !== high ?
+                       escaped :
+                       // BMP codepoint
+                       high < 0 ?
+                               String.fromCharCode( high + 0x10000 ) :
+                               // Supplemental Plane codepoint (surrogate pair)
+                               String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
+       };
+
+// Use a stripped-down slice if we can't use a native one
+try {
+       slice.call( preferredDoc.documentElement.childNodes, 0 )[0].nodeType;
+} catch ( e ) {
+       slice = function( i ) {
+               var elem,
+                       results = [];
+               while ( (elem = this[i++]) ) {
+                       results.push( elem );
+               }
+               return results;
+       };
+}
+
+/**
+ * For feature detection
+ * @param {Function} fn The function to test for native support
+ */
+function isNative( fn ) {
+       return rnative.test( fn + "" );
+}
+
+/**
+ * Create key-value caches of limited size
+ * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
+ *     property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
+ *     deleting the oldest entry
+ */
+function createCache() {
+       var cache,
+               keys = [];
+
+       return (cache = function( key, value ) {
+               // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
+               if ( keys.push( key += " " ) > Expr.cacheLength ) {
+                       // Only keep the most recent entries
+                       delete cache[ keys.shift() ];
+               }
+               return (cache[ key ] = value);
+       });
+}
+
+/**
+ * Mark a function for special use by Sizzle
+ * @param {Function} fn The function to mark
+ */
+function markFunction( fn ) {
+       fn[ expando ] = true;
+       return fn;
+}
+
+/**
+ * Support testing using an element
+ * @param {Function} fn Passed the created div and expects a boolean result
+ */
+function assert( fn ) {
+       var div = document.createElement("div");
+
+       try {
+               return fn( div );
+       } catch (e) {
+               return false;
+       } finally {
+               // release memory in IE
+               div = null;
+       }
+}
+
+function Sizzle( selector, context, results, seed ) {
+       var match, elem, m, nodeType,
+               // QSA vars
+               i, groups, old, nid, newContext, newSelector;
+
+       if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
+               setDocument( context );
+       }
+
+       context = context || document;
+       results = results || [];
+
+       if ( !selector || typeof selector !== "string" ) {
+               return results;
+       }
+
+       if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
+               return [];
+       }
+
+       if ( !documentIsXML && !seed ) {
+
+               // Shortcuts
+               if ( (match = rquickExpr.exec( selector )) ) {
+                       // Speed-up: Sizzle("#ID")
+                       if ( (m = match[1]) ) {
+                               if ( nodeType === 9 ) {
+                                       elem = context.getElementById( m );
+                                       // Check parentNode to catch when Blackberry 4.6 returns
+                                       // nodes that are no longer in the document #6963
+                                       if ( elem && elem.parentNode ) {
+                                               // Handle the case where IE, Opera, and Webkit return items
+                                               // by name instead of ID
+                                               if ( elem.id === m ) {
+                                                       results.push( elem );
+                                                       return results;
+                                               }
+                                       } else {
+                                               return results;
+                                       }
+                               } else {
+                                       // Context is not a document
+                                       if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
+                                               contains( context, elem ) && elem.id === m ) {
+                                               results.push( elem );
+                                               return results;
+                                       }
+                               }
+
+                       // Speed-up: Sizzle("TAG")
+                       } else if ( match[2] ) {
+                               push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) );
+                               return results;
+
+                       // Speed-up: Sizzle(".CLASS")
+                       } else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) {
+                               push.apply( results, slice.call(context.getElementsByClassName( m ), 0) );
+                               return results;
+                       }
+               }
+
+               // QSA path
+               if ( support.qsa && !rbuggyQSA.test(selector) ) {
+                       old = true;
+                       nid = expando;
+                       newContext = context;
+                       newSelector = nodeType === 9 && selector;
+
+                       // qSA works strangely on Element-rooted queries
+                       // We can work around this by specifying an extra ID on the root
+                       // and working up from there (Thanks to Andrew Dupont for the technique)
+                       // IE 8 doesn't work on object elements
+                       if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
+                               groups = tokenize( selector );
+
+                               if ( (old = context.getAttribute("id")) ) {
+                                       nid = old.replace( rescape, "\\$&" );
+                               } else {
+                                       context.setAttribute( "id", nid );
+                               }
+                               nid = "[id='" + nid + "'] ";
+
+                               i = groups.length;
+                               while ( i-- ) {
+                                       groups[i] = nid + toSelector( groups[i] );
+                               }
+                               newContext = rsibling.test( selector ) && context.parentNode || context;
+                               newSelector = groups.join(",");
+                       }
+
+                       if ( newSelector ) {
+                               try {
+                                       push.apply( results, slice.call( newContext.querySelectorAll(
+                                               newSelector
+                                       ), 0 ) );
+                                       return results;
+                               } catch(qsaError) {
+                               } finally {
+                                       if ( !old ) {
+                                               context.removeAttribute("id");
+                                       }
+                               }
+                       }
+               }
+       }
+
+       // All others
+       return select( selector.replace( rtrim, "$1" ), context, results, seed );
+}
+
+/**
+ * Detect xml
+ * @param {Element|Object} elem An element or a document
+ */
+isXML = Sizzle.isXML = function( elem ) {
+       // documentElement is verified for cases where it doesn't yet exist
+       // (such as loading iframes in IE - #4833)
+       var documentElement = elem && (elem.ownerDocument || elem).documentElement;
+       return documentElement ? documentElement.nodeName !== "HTML" : false;
+};
+
+/**
+ * Sets document-related variables once based on the current document
+ * @param {Element|Object} [doc] An element or document object to use to set the document
+ * @returns {Object} Returns the current document
+ */
+setDocument = Sizzle.setDocument = function( node ) {
+       var doc = node ? node.ownerDocument || node : preferredDoc;
+
+       // If no document and documentElement is available, return
+       if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
+               return document;
+       }
+
+       // Set our document
+       document = doc;
+       docElem = doc.documentElement;
+
+       // Support tests
+       documentIsXML = isXML( doc );
+
+       // Check if getElementsByTagName("*") returns only elements
+       support.tagNameNoComments = assert(function( div ) {
+               div.appendChild( doc.createComment("") );
+               return !div.getElementsByTagName("*").length;
+       });
+
+       // Check if attributes should be retrieved by attribute nodes
+       support.attributes = assert(function( div ) {
+               div.innerHTML = "<select></select>";
+               var type = typeof div.lastChild.getAttribute("multiple");
+               // IE8 returns a string for some attributes even when not present
+               return type !== "boolean" && type !== "string";
+       });
+
+       // Check if getElementsByClassName can be trusted
+       support.getByClassName = assert(function( div ) {
+               // Opera can't find a second classname (in 9.6)
+               div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>";
+               if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) {
+                       return false;
+               }
+
+               // Safari 3.2 caches class attributes and doesn't catch changes
+               div.lastChild.className = "e";
+               return div.getElementsByClassName("e").length === 2;
+       });
+
+       // Check if getElementById returns elements by name
+       // Check if getElementsByName privileges form controls or returns elements by ID
+       support.getByName = assert(function( div ) {
+               // Inject content
+               div.id = expando + 0;
+               div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>";
+               docElem.insertBefore( div, docElem.firstChild );
+
+               // Test
+               var pass = doc.getElementsByName &&
+                       // buggy browsers will return fewer than the correct 2
+                       doc.getElementsByName( expando ).length === 2 +
+                       // buggy browsers will return more than the correct 0
+                       doc.getElementsByName( expando + 0 ).length;
+               support.getIdNotName = !doc.getElementById( expando );
+
+               // Cleanup
+               docElem.removeChild( div );
+
+               return pass;
+       });
+
+       // IE6/7 return modified attributes
+       Expr.attrHandle = assert(function( div ) {
+               div.innerHTML = "<a href='#'></a>";
+               return div.firstChild && typeof div.firstChild.getAttribute !== strundefined &&
+                       div.firstChild.getAttribute("href") === "#";
+       }) ?
+               {} :
+               {
+                       "href": function( elem ) {
+                               return elem.getAttribute( "href", 2 );
+                       },
+                       "type": function( elem ) {
+                               return elem.getAttribute("type");
+                       }
+               };
+
+       // ID find and filter
+       if ( support.getIdNotName ) {
+               Expr.find["ID"] = function( id, context ) {
+                       if ( typeof context.getElementById !== strundefined && !documentIsXML ) {
+                               var m = context.getElementById( id );
+                               // Check parentNode to catch when Blackberry 4.6 returns
+                               // nodes that are no longer in the document #6963
+                               return m && m.parentNode ? [m] : [];
+                       }
+               };
+               Expr.filter["ID"] = function( id ) {
+                       var attrId = id.replace( runescape, funescape );
+                       return function( elem ) {
+                               return elem.getAttribute("id") === attrId;
+                       };
+               };
+       } else {
+               Expr.find["ID"] = function( id, context ) {
+                       if ( typeof context.getElementById !== strundefined && !documentIsXML ) {
+                               var m = context.getElementById( id );
+
+                               return m ?
+                                       m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ?
+                                               [m] :
+                                               undefined :
+                                       [];
+                       }
+               };
+               Expr.filter["ID"] =  function( id ) {
+                       var attrId = id.replace( runescape, funescape );
+                       return function( elem ) {
+                               var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
+                               return node && node.value === attrId;
+                       };
+               };
+       }
+
+       // Tag
+       Expr.find["TAG"] = support.tagNameNoComments ?
+               function( tag, context ) {
+                       if ( typeof context.getElementsByTagName !== strundefined ) {
+                               return context.getElementsByTagName( tag );
+                       }
+               } :
+               function( tag, context ) {
+                       var elem,
+                               tmp = [],
+                               i = 0,
+                               results = context.getElementsByTagName( tag );
+
+                       // Filter out possible comments
+                       if ( tag === "*" ) {
+                               while ( (elem = results[i++]) ) {
+                                       if ( elem.nodeType === 1 ) {
+                                               tmp.push( elem );
+                                       }
+                               }
+
+                               return tmp;
+                       }
+                       return results;
+               };
+
+       // Name
+       Expr.find["NAME"] = support.getByName && function( tag, context ) {
+               if ( typeof context.getElementsByName !== strundefined ) {
+                       return context.getElementsByName( name );
+               }
+       };
+
+       // Class
+       Expr.find["CLASS"] = support.getByClassName && function( className, context ) {
+               if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) {
+                       return context.getElementsByClassName( className );
+               }
+       };
+
+       // QSA and matchesSelector support
+
+       // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
+       rbuggyMatches = [];
+
+       // qSa(:focus) reports false when true (Chrome 21),
+       // no need to also add to buggyMatches since matches checks buggyQSA
+       // A support test would require too much code (would include document ready)
+       rbuggyQSA = [ ":focus" ];
+
+       if ( (support.qsa = isNative(doc.querySelectorAll)) ) {
+               // Build QSA regex
+               // Regex strategy adopted from Diego Perini
+               assert(function( div ) {
+                       // Select is set to empty string on purpose
+                       // This is to test IE's treatment of not explictly
+                       // setting a boolean content attribute,
+                       // since its presence should be enough
+                       // http://bugs.jquery.com/ticket/12359
+                       div.innerHTML = "<select><option selected=''></option></select>";
+
+                       // IE8 - Some boolean attributes are not treated correctly
+                       if ( !div.querySelectorAll("[selected]").length ) {
+                               rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" );
+                       }
+
+                       // Webkit/Opera - :checked should return selected option elements
+                       // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
+                       // IE8 throws error here and will not see later tests
+                       if ( !div.querySelectorAll(":checked").length ) {
+                               rbuggyQSA.push(":checked");
+                       }
+               });
+
+               assert(function( div ) {
+
+                       // Opera 10-12/IE8 - ^= $= *= and empty values
+                       // Should not select anything
+                       div.innerHTML = "<input type='hidden' i=''/>";
+                       if ( div.querySelectorAll("[i^='']").length ) {
+                               rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" );
+                       }
+
+                       // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
+                       // IE8 throws error here and will not see later tests
+                       if ( !div.querySelectorAll(":enabled").length ) {
+                               rbuggyQSA.push( ":enabled", ":disabled" );
+                       }
+
+                       // Opera 10-11 does not throw on post-comma invalid pseudos
+                       div.querySelectorAll("*,:x");
+                       rbuggyQSA.push(",.*:");
+               });
+       }
+
+       if ( (support.matchesSelector = isNative( (matches = docElem.matchesSelector ||
+               docElem.mozMatchesSelector ||
+               docElem.webkitMatchesSelector ||
+               docElem.oMatchesSelector ||
+               docElem.msMatchesSelector) )) ) {
+
+               assert(function( div ) {
+                       // Check to see if it's possible to do matchesSelector
+                       // on a disconnected node (IE 9)
+                       support.disconnectedMatch = matches.call( div, "div" );
+
+                       // This should fail with an exception
+                       // Gecko does not error, returns false instead
+                       matches.call( div, "[s!='']:x" );
+                       rbuggyMatches.push( "!=", pseudos );
+               });
+       }
+
+       rbuggyQSA = new RegExp( rbuggyQSA.join("|") );
+       rbuggyMatches = new RegExp( rbuggyMatches.join("|") );
+
+       // Element contains another
+       // Purposefully does not implement inclusive descendent
+       // As in, an element does not contain itself
+       contains = isNative(docElem.contains) || docElem.compareDocumentPosition ?
+               function( a, b ) {
+                       var adown = a.nodeType === 9 ? a.documentElement : a,
+                               bup = b && b.parentNode;
+                       return a === bup || !!( bup && bup.nodeType === 1 && (
+                               adown.contains ?
+                                       adown.contains( bup ) :
+                                       a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
+                       ));
+               } :
+               function( a, b ) {
+                       if ( b ) {
+                               while ( (b = b.parentNode) ) {
+                                       if ( b === a ) {
+                                               return true;
+                                       }
+                               }
+                       }
+                       return false;
+               };
+
+       // Document order sorting
+       sortOrder = docElem.compareDocumentPosition ?
+       function( a, b ) {
+               var compare;
+
+               if ( a === b ) {
+                       hasDuplicate = true;
+                       return 0;
+               }
+
+               if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) {
+                       if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) {
+                               if ( a === doc || contains( preferredDoc, a ) ) {
+                                       return -1;
+                               }
+                               if ( b === doc || contains( preferredDoc, b ) ) {
+                                       return 1;
+                               }
+                               return 0;
+                       }
+                       return compare & 4 ? -1 : 1;
+               }
+
+               return a.compareDocumentPosition ? -1 : 1;
+       } :
+       function( a, b ) {
+               var cur,
+                       i = 0,
+                       aup = a.parentNode,
+                       bup = b.parentNode,
+                       ap = [ a ],
+                       bp = [ b ];
+
+               // Exit early if the nodes are identical
+               if ( a === b ) {
+                       hasDuplicate = true;
+                       return 0;
+
+               // Parentless nodes are either documents or disconnected
+               } else if ( !aup || !bup ) {
+                       return a === doc ? -1 :
+                               b === doc ? 1 :
+                               aup ? -1 :
+                               bup ? 1 :
+                               0;
+
+               // If the nodes are siblings, we can do a quick check
+               } else if ( aup === bup ) {
+                       return siblingCheck( a, b );
+               }
+
+               // Otherwise we need full lists of their ancestors for comparison
+               cur = a;
+               while ( (cur = cur.parentNode) ) {
+                       ap.unshift( cur );
+               }
+               cur = b;
+               while ( (cur = cur.parentNode) ) {
+                       bp.unshift( cur );
+               }
+
+               // Walk down the tree looking for a discrepancy
+               while ( ap[i] === bp[i] ) {
+                       i++;
+               }
+
+               return i ?
+                       // Do a sibling check if the nodes have a common ancestor
+                       siblingCheck( ap[i], bp[i] ) :
+
+                       // Otherwise nodes in our document sort first
+                       ap[i] === preferredDoc ? -1 :
+                       bp[i] === preferredDoc ? 1 :
+                       0;
+       };
+
+       // Always assume the presence of duplicates if sort doesn't
+       // pass them to our comparison function (as in Google Chrome).
+       hasDuplicate = false;
+       [0, 0].sort( sortOrder );
+       support.detectDuplicates = hasDuplicate;
+
+       return document;
+};
+
+Sizzle.matches = function( expr, elements ) {
+       return Sizzle( expr, null, null, elements );
+};
+
+Sizzle.matchesSelector = function( elem, expr ) {
+       // Set document vars if needed
+       if ( ( elem.ownerDocument || elem ) !== document ) {
+               setDocument( elem );
+       }
+
+       // Make sure that attribute selectors are quoted
+       expr = expr.replace( rattributeQuotes, "='$1']" );
+
+       // rbuggyQSA always contains :focus, so no need for an existence check
+       if ( support.matchesSelector && !documentIsXML && (!rbuggyMatches || !rbuggyMatches.test(expr)) && !rbuggyQSA.test(expr) ) {
+               try {
+                       var ret = matches.call( elem, expr );
+
+                       // IE 9's matchesSelector returns false on disconnected nodes
+                       if ( ret || support.disconnectedMatch ||
+                                       // As well, disconnected nodes are said to be in a document
+                                       // fragment in IE 9
+                                       elem.document && elem.document.nodeType !== 11 ) {
+                               return ret;
+                       }
+               } catch(e) {}
+       }
+
+       return Sizzle( expr, document, null, [elem] ).length > 0;
+};
+
+Sizzle.contains = function( context, elem ) {
+       // Set document vars if needed
+       if ( ( context.ownerDocument || context ) !== document ) {
+               setDocument( context );
+       }
+       return contains( context, elem );
+};
+
+Sizzle.attr = function( elem, name ) {
+       var val;
+
+       // Set document vars if needed
+       if ( ( elem.ownerDocument || elem ) !== document ) {
+               setDocument( elem );
+       }
+
+       if ( !documentIsXML ) {
+               name = name.toLowerCase();
+       }
+       if ( (val = Expr.attrHandle[ name ]) ) {
+               return val( elem );
+       }
+       if ( documentIsXML || support.attributes ) {
+               return elem.getAttribute( name );
+       }
+       return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ?
+               name :
+               val && val.specified ? val.value : null;
+};
+
+Sizzle.error = function( msg ) {
+       throw new Error( "Syntax error, unrecognized expression: " + msg );
+};
+
+// Document sorting and removing duplicates
+Sizzle.uniqueSort = function( results ) {
+       var elem,
+               duplicates = [],
+               i = 1,
+               j = 0;
+
+       // Unless we *know* we can detect duplicates, assume their presence
+       hasDuplicate = !support.detectDuplicates;
+       results.sort( sortOrder );
+
+       if ( hasDuplicate ) {
+               for ( ; (elem = results[i]); i++ ) {
+                       if ( elem === results[ i - 1 ] ) {
+                               j = duplicates.push( i );
+                       }
+               }
+               while ( j-- ) {
+                       results.splice( duplicates[ j ], 1 );
+               }
+       }
+
+       return results;
+};
+
+function siblingCheck( a, b ) {
+       var cur = b && a,
+               diff = cur && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE );
+
+       // Use IE sourceIndex if available on both nodes
+       if ( diff ) {
+               return diff;
+       }
+
+       // Check if b follows a
+       if ( cur ) {
+               while ( (cur = cur.nextSibling) ) {
+                       if ( cur === b ) {
+                               return -1;
+                       }
+               }
+       }
+
+       return a ? 1 : -1;
+}
+
+// Returns a function to use in pseudos for input types
+function createInputPseudo( type ) {
+       return function( elem ) {
+               var name = elem.nodeName.toLowerCase();
+               return name === "input" && elem.type === type;
+       };
+}
+
+// Returns a function to use in pseudos for buttons
+function createButtonPseudo( type ) {
+       return function( elem ) {
+               var name = elem.nodeName.toLowerCase();
+               return (name === "input" || name === "button") && elem.type === type;
+       };
+}
+
+// Returns a function to use in pseudos for positionals
+function createPositionalPseudo( fn ) {
+       return markFunction(function( argument ) {
+               argument = +argument;
+               return markFunction(function( seed, matches ) {
+                       var j,
+                               matchIndexes = fn( [], seed.length, argument ),
+                               i = matchIndexes.length;
+
+                       // Match elements found at the specified indexes
+                       while ( i-- ) {
+                               if ( seed[ (j = matchIndexes[i]) ] ) {
+                                       seed[j] = !(matches[j] = seed[j]);
+                               }
+                       }
+               });
+       });
+}
+
+/**
+ * Utility function for retrieving the text value of an array of DOM nodes
+ * @param {Array|Element} elem
+ */
+getText = Sizzle.getText = function( elem ) {
+       var node,
+               ret = "",
+               i = 0,
+               nodeType = elem.nodeType;
+
+       if ( !nodeType ) {
+               // If no nodeType, this is expected to be an array
+               for ( ; (node = elem[i]); i++ ) {
+                       // Do not traverse comment nodes
+                       ret += getText( node );
+               }
+       } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
+               // Use textContent for elements
+               // innerText usage removed for consistency of new lines (see #11153)
+               if ( typeof elem.textContent === "string" ) {
+                       return elem.textContent;
+               } else {
+                       // Traverse its children
+                       for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
+                               ret += getText( elem );
+                       }
+               }
+       } else if ( nodeType === 3 || nodeType === 4 ) {
+               return elem.nodeValue;
+       }
+       // Do not include comment or processing instruction nodes
+
+       return ret;
+};
+
+Expr = Sizzle.selectors = {
+
+       // Can be adjusted by the user
+       cacheLength: 50,
+
+       createPseudo: markFunction,
+
+       match: matchExpr,
+
+       find: {},
+
+       relative: {
+               ">": { dir: "parentNode", first: true },
+               " ": { dir: "parentNode" },
+               "+": { dir: "previousSibling", first: true },
+               "~": { dir: "previousSibling" }
+       },
+
+       preFilter: {
+               "ATTR": function( match ) {
+                       match[1] = match[1].replace( runescape, funescape );
+
+                       // Move the given value to match[3] whether quoted or unquoted
+                       match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
+
+                       if ( match[2] === "~=" ) {
+                               match[3] = " " + match[3] + " ";
+                       }
+
+                       return match.slice( 0, 4 );
+               },
+
+               "CHILD": function( match ) {
+                       /* matches from matchExpr["CHILD"]
+                               1 type (only|nth|...)
+                               2 what (child|of-type)
+                               3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
+                               4 xn-component of xn+y argument ([+-]?\d*n|)
+                               5 sign of xn-component
+                               6 x of xn-component
+                               7 sign of y-component
+                               8 y of y-component
+                       */
+                       match[1] = match[1].toLowerCase();
+
+                       if ( match[1].slice( 0, 3 ) === "nth" ) {
+                               // nth-* requires argument
+                               if ( !match[3] ) {
+                                       Sizzle.error( match[0] );
+                               }
+
+                               // numeric x and y parameters for Expr.filter.CHILD
+                               // remember that false/true cast respectively to 0/1
+                               match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
+                               match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
+
+                       // other types prohibit arguments
+                       } else if ( match[3] ) {
+                               Sizzle.error( match[0] );
+                       }
+
+                       return match;
+               },
+
+               "PSEUDO": function( match ) {
+                       var excess,
+                               unquoted = !match[5] && match[2];
+
+                       if ( matchExpr["CHILD"].test( match[0] ) ) {
+                               return null;
+                       }
+
+                       // Accept quoted arguments as-is
+                       if ( match[4] ) {
+                               match[2] = match[4];
+
+                       // Strip excess characters from unquoted arguments
+                       } else if ( unquoted && rpseudo.test( unquoted ) &&
+                               // Get excess from tokenize (recursively)
+                               (excess = tokenize( unquoted, true )) &&
+                               // advance to the next closing parenthesis
+                               (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
+
+                               // excess is a negative index
+                               match[0] = match[0].slice( 0, excess );
+                               match[2] = unquoted.slice( 0, excess );
+                       }
+
+                       // Return only captures needed by the pseudo filter method (type and argument)
+                       return match.slice( 0, 3 );
+               }
+       },
+
+       filter: {
+
+               "TAG": function( nodeName ) {
+                       if ( nodeName === "*" ) {
+                               return function() { return true; };
+                       }
+
+                       nodeName = nodeName.replace( runescape, funescape ).toLowerCase();
+                       return function( elem ) {
+                               return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
+                       };
+               },
+
+               "CLASS": function( className ) {
+                       var pattern = classCache[ className + " " ];
+
+                       return pattern ||
+                               (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
+                               classCache( className, function( elem ) {
+                                       return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" );
+                               });
+               },
+
+               "ATTR": function( name, operator, check ) {
+                       return function( elem ) {
+                               var result = Sizzle.attr( elem, name );
+
+                               if ( result == null ) {
+                                       return operator === "!=";
+                               }
+                               if ( !operator ) {
+                                       return true;
+                               }
+
+                               result += "";
+
+                               return operator === "=" ? result === check :
+                                       operator === "!=" ? result !== check :
+                                       operator === "^=" ? check && result.indexOf( check ) === 0 :
+                                       operator === "*=" ? check && result.indexOf( check ) > -1 :
+                                       operator === "$=" ? check && result.slice( -check.length ) === check :
+                                       operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
+                                       operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
+                                       false;
+                       };
+               },
+
+               "CHILD": function( type, what, argument, first, last ) {
+                       var simple = type.slice( 0, 3 ) !== "nth",
+                               forward = type.slice( -4 ) !== "last",
+                               ofType = what === "of-type";
+
+                       return first === 1 && last === 0 ?
+
+                               // Shortcut for :nth-*(n)
+                               function( elem ) {
+                                       return !!elem.parentNode;
+                               } :
+
+                               function( elem, context, xml ) {
+                                       var cache, outerCache, node, diff, nodeIndex, start,
+                                               dir = simple !== forward ? "nextSibling" : "previousSibling",
+                                               parent = elem.parentNode,
+                                               name = ofType && elem.nodeName.toLowerCase(),
+                                               useCache = !xml && !ofType;
+
+                                       if ( parent ) {
+
+                                               // :(first|last|only)-(child|of-type)
+                                               if ( simple ) {
+                                                       while ( dir ) {
+                                                               node = elem;
+                                                               while ( (node = node[ dir ]) ) {
+                                                                       if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
+                                                                               return false;
+                                                                       }
+                                                               }
+                                                               // Reverse direction for :only-* (if we haven't yet done so)
+                                                               start = dir = type === "only" && !start && "nextSibling";
+                                                       }
+                                                       return true;
+                                               }
+
+                                               start = [ forward ? parent.firstChild : parent.lastChild ];
+
+                                               // non-xml :nth-child(...) stores cache data on `parent`
+                                               if ( forward && useCache ) {
+                                                       // Seek `elem` from a previously-cached index
+                                                       outerCache = parent[ expando ] || (parent[ expando ] = {});
+                                                       cache = outerCache[ type ] || [];
+                                                       nodeIndex = cache[0] === dirruns && cache[1];
+                                                       diff = cache[0] === dirruns && cache[2];
+                                                       node = nodeIndex && parent.childNodes[ nodeIndex ];
+
+                                                       while ( (node = ++nodeIndex && node && node[ dir ] ||
+
+                                                               // Fallback to seeking `elem` from the start
+                                                               (diff = nodeIndex = 0) || start.pop()) ) {
+
+                                                               // When found, cache indexes on `parent` and break
+                                                               if ( node.nodeType === 1 && ++diff && node === elem ) {
+                                                                       outerCache[ type ] = [ dirruns, nodeIndex, diff ];
+                                                                       break;
+                                                               }
+                                                       }
+
+                                               // Use previously-cached element index if available
+                                               } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
+                                                       diff = cache[1];
+
+                                               // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
+                                               } else {
+                                                       // Use the same loop as above to seek `elem` from the start
+                                                       while ( (node = ++nodeIndex && node && node[ dir ] ||
+                                                               (diff = nodeIndex = 0) || start.pop()) ) {
+
+                                                               if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
+                                                                       // Cache the index of each encountered element
+