+
+jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
+ "mousedown,mouseup,mousemove,mouseover,mouseout,change,select," +
+ "submit,keydown,keypress,keyup,error").split(","), function(i, name){
+
+ // Handle event binding
+ jQuery.fn[name] = function(fn){
+ return fn ? this.bind(name, fn) : this.trigger(name);
+ };
+});
+
+// Checks if an event happened on an element within another element
+// Used in jQuery.event.special.mouseenter and mouseleave handlers
+var withinElement = function(event, elem) {
+ // Check if mouse(over|out) are still within the same parent element
+ var parent = event.relatedTarget;
+ // Traverse up the tree
+ while ( parent && parent != elem ) try { parent = parent.parentNode } catch(error) { parent = elem; };
+ // Return true if we actually just moused on to a sub-element
+ return parent == elem;
+};
+
+// Prevent memory leaks in IE
+// And prevent errors on refresh with events like mouseover in other browsers
+// Window isn't included so as not to unbind existing unload events
+jQuery(window).bind("unload", function() {
+ jQuery("*").add(document).unbind();
+});