(function($){
		  $.fn.lavaLamp=function(o){
			  o=$.extend({
						 fx:"linear",speed:500,click:function(){}
						 },o||{});
			  return this.each(function(){
				var b=$(this),noop=function(){},
				$back=$('<li class="back"><div class="left"></div></li>').appendTo(b),
				$li=$("li",this),
				curr=$("li.current_page_item",this)[0]||$("li.current_page_parent",this)[0]||$($li[0]).addClass("current")[0];
				$li.not(".back").hover(function(){
												move(this)
												},
												noop);
				$(this).hover(noop,function(){move(curr)});
				$li.click(function(e){
								   setCurr(this);
								   return o.click.apply(this,[e,this])
								    });
				setCurr(curr);
				function setCurr(a){
					$back.css({
							  "left":a.offsetLeft+"px","width":a.offsetWidth+"px"
							  });
					curr=a};
					function move(a){
						$back.each(function(){
											$(this).dequeue()
											}).animate({
																					   width:a.offsetWidth,left:a.offsetLeft
																					   },o.speed,o.fx)
						}
						})
			  }
			  })(jQuery);