(function($){$.fn.opacityhover = function(options) {return this.each(function() {$.opacityhover(this, options);});};$.opacityhover = function(container, opacity_level) {$(container).animate({"opacity": opacity_level });$(container).hover(function() { $(this).stop().animate({ "opacity": 1 });  },function() { $(this).stop().animate({ "opacity": opacity_level }); });};})(jQuery);