var $slidemenu = {

	animateduration: {over: 200, out: 100},
	create:function()
	{
		jQuery(document).ready(function($)
		{
										
			var $mainmenu=$(".slidemenu > ul");
			var $headers=$mainmenu.find("ul").parent();
			$headers.each(function(i){
								   
				var $curobj=$(this);
				var $subul=$(this).find('ul:eq(0)');
				
				this._dimensions={w:this.offsetWidth, h:this.offsetHeight, subulw:$subul.outerWidth(), subulh:$subul.outerHeight()}
				this.istopheader=$curobj.parents("ul").length==1? true : false;
				
				$subul.css({top:this.istopheader? this._dimensions.h+"px" : 0});
				
				$curobj.hover(
							  
					function(e){
						
						var $targetul=$(this).children("ul:eq(0)");
						this._offsets={left:$(this).offset().left, top:$(this).offset().top}
						var menuleft=this.istopheader? 0 : this._dimensions.w;
						menuleft=(this._offsets.left+menuleft+this._dimensions.subulw>$(window).width())? (this.istopheader? -this._dimensions.subulw+this._dimensions.w : -this._dimensions.w) : menuleft;
						if ($targetul.queue().length<=1)
						{
							$targetul.css({left:menuleft+"px", width:this._dimensions.subulw+'px'}).slideDown($slidemenu.animateduration.over);
						}
					},
					function(e){
						
						var $targetul=$(this).children("ul:eq(0)");
						$targetul.slideUp($slidemenu.animateduration.out);
					}
					
				);
			});
			$mainmenu.find("ul").css({display:'none', visibility:'visible'});
		});
	}
}

$slidemenu.create();