jQuery : scheleton plugin

jquery-plugin

(function($){  
  
$.fn.center = function(){  
  
    var element = this;  
      
    $(element).load(function(){  
      
        changeCss();  
          
        $(window).bind("resize", function(){  
            changeCss();  
        });  
          
        function changeCss(){  
          
            var imageHeight = $(element).height();  
            var imageWidth = $(element).width();  
            var windowWidth = $(window).width();  
            var windowHeight = $(window).height();  
          
            $(element).css({  
                "position" : "absolute",  
                "left" : windowWidth / 2 - imageWidth / 2,  
                "top" : windowHeight /2 - imageHeight / 2  
            });  
        };  
    });  
  
};  
  
})(jQuery);