Merge branch 'MDL-33292-master-3' of git://git.luns.net.uk/moodle

diff --combined lib/yui/chooserdialogue/chooserdialogue.js
index 7f720d2,43a63be..ebc37e1
--- 1/lib/yui/chooserdialogue/chooserdialogue.js
--- 2/lib/yui/chooserdialogue/chooserdialogue.js
+++ b/lib/yui/chooserdialogue/chooserdialogue.js
@@@ -22,6 -22,7 +22,7 @@@ YUI.add('moodle-core-chooserdialogue', 
              var params = {
                  bodyContent : bodycontent.get('innerHTML'),
                  headerContent : headercontent.get('innerHTML'),
+                 draggable : true,
                  visible : false, // Hide by default
                  zindex : 100, // Display in front of other items
                  lightbox : true, // This dialogue should be modal
@@@ -45,11 -46,8 +46,11 @@@
              this.overlay.render();
  
              // Set useful links
 -            this.container = this.overlay.get('boundingBox').one('#choosercontainer');
 +            this.container = this.overlay.get('boundingBox').one('.choosercontainer');
              this.options = this.container.all('.option input[type=radio]');
 +
 +            // Add the chooserdialogue class to the container for styling
 +            this.overlay.get('boundingBox').addClass('chooserdialogue');
          },
  
          /**