-if ( !jQuery.browser.msie ){
- // Checks if an event happened on an element within another element
- // Used in jQuery.event.special.mouseenter and mouseleave handlers
- var withinElement = function(event) {
- // Check if mouse(over|out) are still within the same parent element
- var parent = event.relatedTarget;
- // Traverse up the tree
- while ( parent && parent != this )
- try { parent = parent.parentNode; }
- catch(e) { parent = this; }
-
- if( parent != this ){
- // set the correct event type
- event.type = event.data;
- // handle event if we actually just moused on to a non sub-element
- jQuery.event.handle.apply( this, arguments );
- }
- };
-
- jQuery.each({
- mouseover: 'mouseenter',
- mouseout: 'mouseleave'
- }, function( orig, fix ){
- jQuery.event.special[ fix ] = {
- setup: function(){
- jQuery.event.add( this, orig, withinElement, fix );
- },
- teardown: function(){
- jQuery.event.remove( this, orig, withinElement );
- }
- };
- });