$(document).ready((function($)
{
    $.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", 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)
            }
        })
    }
}));