var YOODropdownMenu=new Class({initialize:function(element,options){this.setOptions({mode:'default',duration:600,transition:Fx.Transitions.linear,wait:false},options);var reset={'width':0,'height':0,'opacity':0};switch(this.options.mode){case'width':reset={'width':0,'opacity':0};break;case'height':reset={'height':0,'opacity':0};break;}
$$(element).each(function(li){var ul=li.getElement('ul');if(ul){var fx=new Fx.Styles(ul,this.options);var styles=ul.getStyles('width','height','opacity');ul.setStyles(reset);li.addEvents({mouseenter:function(){var parent=li.getParent();if(parent.getStyle('overflow')=='hidden')parent.setStyle('overflow','visible');fx.element.setStyle('overflow','hidden');fx.start(styles);},mouseleave:function(){fx.stop();ul.setStyles(reset);}});}}.bind(this));}});YOODropdownMenu.implement(new Options);