(function($) 
{ 
    $.fn.centerElement = function() { 
        return this.each(function()  
        { 
            var el = this; 
            $(el).remove().appendTo("body") 
                    .wrap("<div style='position:absolute;top:50%;left:50%;width:1px;height:1px;'></div>") 
                    .css({position: 'relative', left: el.offsetWidth / -2 + "px", top: el.offsetHeight / -2 + "px"}); 
        }); 
    }; 
})(jQuery);