EmptyElementWhenMatches = function(selector, text) { if ($(selector).text() === text) { $(selector).text(''); } }; String.prototype.contains = function(search) { return this.toLowerCase().indexOf(search.toLowerCase()) !== -1; }; String.prototype.isEmpty = function() { return (this.length === 0 || !this.trim()); }; GetUriParam = function(key) { var currentUri = decodeURIComponent(window.location.search.substring(1)); var vars = currentUri.split('&'); for (i = 0; i < vars.length; i++) { var currentParam = vars[i].split('='); if (currentParam[0] === key) { return currentParam[1] === undefined ? true : currentParam[1]; } } }; IsTouchInputDevice = function() { if (("ontouchstart" in window) || window.DocumentTouch && document instanceof DocumentTouch) { return true; } return false; } BoolVal = function(test) { var anything = test.toString().toLowerCase(); if (anything === true || anything === "true" || anything === "1" || anything === "on") { return true; } else { return false; } } GetFileNameFromPath = function(path) { return path.split("/").pop().split("\\").pop(); } GetFileExtension = function(pathOrFileName) { return pathOrFileName.split(".").pop(); }