window.addEvent("domready", function(){
	Fx.Height = Fx.Style.extend({initialize: function(el, options){$(el).setStyle('overflow', 'hidden');this.parent(el, 'height', options);},toggle: function(){var style = this.element.getStyle('height').toInt();return (style > 0) ? this.start(style, 0) : this.start(0, this.element.scrollHeight);},show: function(){return this.set(this.element.scrollHeight);}});
	var main = $("wm-menu");
	var levels = new Array();
	var heightFX = new Array();
	main.getChildren().each(function(el,i){
		levels.push(new Array());
		heightFX.push(new Array());
		el.getElementsBySelector("ul").each(function(elm,j){
			levels[i].push(elm.getParent());
			heightFX[i].push(new Fx.Height(elm, {duration: 600, transition: Fx.Transitions.Elastic.easeOut,wait:false}).set(0));
		});
	});
	levels.each(function(e,k){
		e.each(function(a,l){
			a.addEvents({
				"mouseenter" : function(){
					a.getChildren()[1].setStyle("overflow","hidden");
					if(window.ie7 && (a.getChildren()[1].getParent() && a.getChildren()[1].getParent().getParent() && a.getChildren()[1].getParent().getParent().getParent() && a.getChildren()[1].getParent().getParent().getParent().hasClass("level1")) && a.getChildren()[1].getStyle("position") != 'absolute') a.getChildren()[1].setStyle("margin-top","35px");
					a.getChildren()[1].setStyle("position","absolute");
					heightFX[k][l].toggle();
					(function(){a.getChildren()[1].setStyle("overflow","")}).delay(600);
				},
				"mouseleave" : function(){
					a.getChildren()[1].setStyle("overflow","hidden");
					heightFX[k][l].stop().set(0);
				}
			});
		});
	});	
});