if(typeof jQuery != "undefined") { //Jquery Plugins
(function($) {
//same Height for selectors
$.fn.roll = function() {
elements = this;loop = elements.length;max=0;
for (var i=0; i < loop; i++){el = elements[i];var h = el.offsetHeight;max = Math.max(h, max)}
for (var i=0; i < loop; i++){el = elements[i];$(el).css('height',max+'px');}
};
})(jQuery);
}