String.prototype.trim = function() { return this.replace(/^\s+/, '').replace(/\s+$/, ''); } String.prototype.blank = function() { return /^\s*$/.test(this); } function secure_image_reload() { $("img#imgSecureImage").attr("src","/common/secureimage/secureimage_view.php?key=" + Math.random()); } $(document).ready(function(){ $("a#aImageReload").click(function(){ secure_image_reload(); return false; }); });