var menu = {
    default_height: 18,
    init : function(){
        document.getElements('#menu div.content').each(function(e){
            e.set('rel',e.getSize().y-(e.getStyle('padding-left').toInt())*2).setStyle('height',menu.default_height);
        });
        $(document.body).getElements('#menu div.tab span').addEvent('mouseenter',function(){
            $('menu').set('tween',{duration:400}).tween('padding-left',600);
            this.getParent('li').set('tween',{duration:400}).tween('right',400)
            var content = this.getParent('li').getElement('div.content');
            content.set('tween',{duration:400}).tween('height',content.get('rel'));
        });
        document.body.getElements('#menu > li').addEvent('mouseleave',function(){
            $('menu').set('tween',{duration:400}).tween('padding-left',55);
            this.set('tween',{duration:400}).tween('right','-100').getElement('div.content').set('tween',{duration:400}).tween('height','18');
        });
    },
    open : function(id) {
       
    }
};


window.addEvent('domready',menu.init);