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('mouseover', function()
                            {
                                el.setActive();
                                el2.show(0);
                                return false;
                            });

                            el.addEvent('mouseout', function()
                            {
                                el.setDeactive();
                                el2.hide(20);
                            });
                            new DropdownMenu(el2);
                            el.hasSub = 1;
                        }
                    });

                    if (!el.hasSub)
                    {
                        el.addEvent('mouseover', function()
                        {
                            el.setActive();
                            return false;
                        });

                        el.addEvent('mouseout', function()
                        {
                            el.setDeactive();
                        });
                    }
                }
            });
            return this;
        }
    });

    Window.onDomReady(function() {
        new DropdownMenu($E('#topnav ul.menuhor'))
        });

}else {

    sfHover = function() {
        var sfEls = document.getElementById("topnav").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);
}