if (typeof(MooTools) != 'undefined') {
	var subnav = new Array();
	Element.extend({
		hide: function(timeout) {
			this.status = 'hide';
			clearTimeout(this.timeout);
			if (timeout) {
				this.timeout = setTimeout(this.anim.bind(this), timeout);
			} else {
				this.anim();
			}
		},
		show: function(timeout) {
			this.status = 'show';
			clearTimeout(this.timeout);
			if (timeout) {
				this.timeout = setTimeout(this.anim.bind(this), timeout);
			} else {
				this.anim();
			}
		},
		setActive: function() { //this.addClass(classname);
			this.className += 'sfhover';
			/*

				for(var i=0;i<this.childNodes.length; i++) {

					if(this.childNodes[i].nodeName.toLowerCase() == 'a') {

						//$(this.childNodes[i]).addClass(classname);

						$(this.childNodes[i]).setActive();

						return;

					}

				}

				*/
		},
		setDeactive: function() { //this.removeClass(classname);
			this.className = this.className.replace(new RegExp("sfhover\\b"), "");
			/*

				for(var i=0;i<this.childNodes.length; i++) {

					if(this.childNodes[i].nodeName.toLowerCase() == 'a') {

						$(this.childNodes[i]).setDeactive();

						return;

					}

				}

				*/
		},
		anim: function() {
			if ((this.status == 'hide' && this.style.left != 'auto') || (this.status == 'show' && this.style.left == 'auto' && !this.hidding)) return;
			this.setStyle('overflow', 'hidden');
			if (this.status == 'show') {
				this.hidding = 0;
				this.hideAll(); //this.parentNode.setActive();
			} else { //this.parentNode.setDeactive();
			}
			if (this.status == 'hide') {
				this.hidding = 1; //this.myFx1.stop();
				this.myFx2.stop(); //this.myFx1.start(1,0);
				if (this.parent._id) this.myFx2.start(this.offsetWidth, 0);
				else this.myFx2.start(this.offsetHeight, 0);
			} else {
				this.setStyle('left', 'auto'); //this.myFx1.stop();
				this.myFx2.stop(); //this.myFx1.start(0,1);
				if (this.parent._id) this.myFx2.start(0, this.mw);
				else this.myFx2.start(0, this.mh);
			}
		},
		init: function() {
			this.mw = this.clientWidth;
			this.mh = this.clientHeight; //this.myFx1 = new Fx.Style(this, 'opacity');
			//this.myFx1.set(0);
			if (this.parent._id) {
				this.myFx2 = new Fx.Style(this, 'width', {
					duration: 300
				});
				this.myFx2.set(0);
			} else {
				this.myFx2 = new Fx.Style(this, 'height', {
					duration: 300
				});
				this.myFx2.set(0);
			}
			this.setStyle('left', '-999em');
			animComp = function() {
				if (this.status == 'hide') {
					this.setStyle('left', '-999em');
					this.hidding = 0;
				}
				this.setStyle('overflow', '');
			}
			this.myFx2.addEvent('onComplete', animComp.bind(this));
		},
		hideAll: function() {
			for (var i = 0; i < subnav.length; i++) {
				if (!this.isChild(subnav[i])) {
					subnav[i].hide(0);
				}
			}
		},
		isChild: function(_obj) {
			obj = this;
			while (obj.parent) {
				if (obj._id == _obj._id) { //alert(_obj._id);
					return true;
				}
				obj = obj.parent;
			}
			return false;
		}
	});
	var DropdownMenu = new Class({
		initialize: function(element) { //$(element).mh = 0;
			$A($(element).childNodes).each(function(el) {
				if (el.nodeName.toLowerCase() == 'li') { //if($(element)._id) $(element).mh += 30;
					$A($(el).childNodes).each(function(el2) {
						if (el2.nodeName.toLowerCase() == 'ul') {
							$(el2)._id = subnav.length + 1;
							$(el2).parent = $(element);
							subnav.push($(el2));
							el2.init();
							el.addEvent('mouseenter',
							function() {
								el.setActive();
								el2.show(0);
								return false;
							});
							el.addEvent('mouseleave',
							function() {
								el.setDeactive();
								el2.hide(20);
							});
							new DropdownMenu(el2);
							el.hasSub = 1;
						}
					});
					if (!el.hasSub) {
						el.addEvent('mouseenter',
						function() {
							el.setActive();
							return false;
						});
						el.addEvent('mouseleave',
						function() {
							el.setDeactive();
						});
					}
				}
			});
			return this;
		}
	});
	window.addEvent('domready',
	function() {
		new DropdownMenu($('mainmenu'))
	});
} else {
	sfHover = function() {
		var sfEls = document.getElementById("mainmenu").getElementsByTagName("li");
		for (var i = 0; i < sfEls.length; ++i) {
			sfEls[i].onmouseover = function() {
				this.className += "sfhover";
			}
			sfEls[i].onmouseout = function() {
				this.className = this.className.replace(new RegExp("sfhover\\b"), "");
			}
		}
	}
	if (window.attachEvent) window.attachEvent("onload", sfHover);
}