var Moomenu=new Class(
{
    version:'2.1',options:
    {
        bgiframe:true,hoverClass:'sfHover',delay:500,animate:
        {
            props:['opacity','height'],opts:Class.empty
        }
        ,bg:
        {
            enabled:false,margins:false,paddings:false,overEffect:
            {
                duration:700,transition:Fx.Transitions.Quad.easeOut
            }
            ,outEffect:
            {
                duration:500,transition:Fx.Transitions.Sine.easeIn
            }
        }
        ,submenus:
        {
            enabled:false,overEffect:
            {
                duration:700,transition:Fx.Transitions.Quad.easeOut
            }
            ,outEffect:
            {
                duration:500,transition:Fx.Transitions.Sine.easeIn
            }
            ,offsets:
            {
                'left':0,'right':0,'top':0,'bottom':0
            }
        }
    }
    ,initialize:function(el,options)
    {
        this.setOptions(options);
        if(window.ie6)this.options.delay=50;
        this.element=$(el);
        if(this.options.bg.enabled)this.bgAnimation();
        if(this.options.submenus.enabled)this.subsAnimation();
this.element.getElements('li').each(function(el)
{
    el.addEvents(
    {
        'mouseover':this.over.bind(this,el),'mouseout':this.out.bind(this,el)
    }
    )
}
,this)
}
,over:function(el)
{
$clear(el.sfTimer);
if(!el.hasClass(this.options.hoverClass))
{
    if(window.ie6)
    {
        var classes=el.getProperty('class').split(" ");
        var option=this.options.hoverClass;
classes=classes.filter(function(y)
{
    return!y.test("-"+option)
}
);
classes.each(function(cls)
{
    if(el.hasClass(cls))el.addClass(cls+"-"+option)
}
,this);
var hackish=classes.join("-")+"-"+option;
if(!el.hasClass(hackish))el.addClass(hackish)
}
el.addClass(this.options.hoverClass);
var ul=el.getElement('ul');
if(ul)
{
if(this.options.bgiframe)ul.bgiframe(
{
    opacity:false
}
);
ul.animate(this.options.animate)
}
el.getSiblings().each(function(ele)
{
    ele.removeClass(this.options.hoverClass)
}
,this)
}
}
,out:function(el)
{
var option=this.options.hoverClass;
el.sfTimer=(function()
{
    if(window.ie6)
    {
        var classes=el.getProperty('class').split(" ");
classes=classes.filter(function(y)
{
    return y.test("-"+option)
}
);
classes.each(function(cls)
{
    if(el.hasClass(cls))el.removeClass(cls)
}
,this);
var hackish=classes.join("-")+"-"+option;
if(!el.hasClass(hackish))el.removeClass(hackish)
}
el.removeClass(option);
var iframe=el.getElement('iframe');
if(iframe)iframe.remove()
}
).delay(this.options.delay,this)
}
,bgAnimation:function()
{
this.element.getChildren().each(function(li,i)
{
    li.addClass('top-menu-'+(i+1));
    if(!li.hasClass('active'))
    {
        li.getFirst().setStyle('position','relative');
        var size=li.getCoordinates();
        var margins=
        {
            'left':li.getStyle('margin-left').toInt(),'right':li.getStyle('margin-right').toInt(),'top':li.getStyle('margin-top').toInt(),'bottom':li.getStyle('margin-bottom').toInt()
        };
        var paddings=
        {
            'left':li.getStyle('padding-left').toInt(),'right':li.getStyle('padding-right').toInt(),'top':li.getStyle('padding-top').toInt(),'bottom':li.getStyle('padding-bottom').toInt()
        };
        var div=new Element('div',
        {
            'class':'animated-bg','styles':
            {
                'position':'absolute','left':0,'top':0,'opacity':0,'width':size.width+(this.options.bg.margins?-margins.left-margins.right:0)+(this.options.bg.paddings?-paddings.left-paddings.right:0),'height':size.height+(this.options.bg.margins?-margins.top-margins.bottom:0)+(this.options.bg.paddings?-paddings.top-paddings.bottom:0)
            }
        }
        ).inject(li);
        var self=this;
        var fx=new Fx.Style(div,'opacity',
        {
            duration:this.options.bg.duration,transition:this.options.bg.transition,wait:false
        }
        ).set(0);
        li.addEvents(
        {
            'mouseenter':function()
            {
                fx.options.duration=self.options.bg.overEffect.duration;
                fx.options.transition=self.options.bg.overEffect.transition;
                fx.start(1)
            }
            ,'mouseleave':function()
            {
                fx.options.duration=self.options.bg.outEffect.duration;
                fx.options.transition=self.options.bg.outEffect.transition;
                fx.start(0)
            }
        }
        )
    }
}
,this)
}
,subsAnimation:function()
{
var els=this.element.getChildren().getElements('li');
var lis=[],self=this;
els.each(function(el)
{
    if(el.length)
    {
el.each(function(li)
{
    lis.push(li);
    var a=li.getElement('a')||li.getElement('span');
    a.setStyle('position','relative');
    var coords=a.getCoordinates();
    var offsets=this.options.submenus.offsets;
    if(window.ie)
    {
        var div=new Element('div',
        {
            'class':'submenu-animation-container'
        }
        ).inject(li).adopt(new Element('div',
        {
            'class':'submenu-animation-left'
        }
        )).adopt(new Element('div',
        {
            'class':'submenu-animation-right'
        }
        ))
    }
    else
    {
        var div=new Element('div',
        {
            'class':'submenu-animation-left'
        }
        ).inject(li).adopt(new Element('div',
        {
            'class':'submenu-animation-right'
        }
        ))
    };
    div.setStyles(
    {
        'width':coords.width-offsets.right||0,'height':coords.height-offsets.bottom||0,'position':'absolute','top':offsets.top||0,'left':offsets.left||0,'visibility':'hidden','opacity':0
    }
    );
    var fx=new Fx.Style(div,'opacity',
    {
        duration:this.options.submenus.duration,transition:this.options.submenus.transition,wait:false
    }
    ).set(0);
    li.addEvents(
    {
        'mouseenter':function()
        {
            fx.options.duration=self.options.submenus.overEffect.duration;
            fx.options.transition=self.options.submenus.overEffect.transition;
            fx.start(1)
        }
        ,'mouseleave':function()
        {
            fx.options.duration=self.options.submenus.outEffect.duration;
            fx.options.transition=self.options.submenus.outEffect.transition;
            fx.start(0)
        }
    }
    )
}
,this)
}
}
,this)
}
}
);
Moomenu.implement(new Options);
Element.extend(
{
animate:function(obj)
{
if(!this.Fx)
{
this.Fx=this.effects(obj.opts);
this.now=this.getStyles.apply(this,obj.props);
this.FxEmpty=
{
};
for(var i in this.now)this.FxEmpty[i]=0
}
if(obj.props.contains('height')||obj.props.contains('width'))
{
this.setStyle('overflow','hidden');
this.getParents('ul').each(function(el)
{
    el.setStyle('overflow','visible')
}
)
}
this.Fx.set(this.FxEmpty).start(this.now)
}
,getParents:function(expr)
{
var matched=[];
var cur=this.getParent();
while(cur&&cur!==document)
{
if(cur.getTag().test(expr))matched.push(cur);
cur=cur.getParent()
}
return matched
}
,getSiblings:function()
{
var children=this.getParent().getChildren();
children.splice(children.indexOf(this),1);
return children
}
}
);