+ },
+
+ /**
+ * Override the show method to set keyboard focus on the dialogue.
+ *
+ * @method show
+ * @return void
+ */
+ show : function() {
+ var result = null,
+ header = this.headerNode,
+ content = this.bodyNode;
+
+ result = DIALOGUE.superclass.show.call(this);
+ if (header && header !== '') {
+ header.focus();
+ } else if (content && content !== '') {
+ content.focus();
+ }
+ return result;