Helo @chloechen1995If you cannot use the above (in the webApp) you might use e.g.// "http://domain.com?par1=pp&par2=ff"var url = "http://abc.com?q=2q42&ctype=ids&cval=3444444&ttag";String.prototype.getParameter = function(param){ if(this.split("?").length != 2) return false; for each(var qp in this.split("?")[1].split("&")){ if (qp.split("=").length==2) if(qp.split("=")[0] == param) return qp.split("=")[1]; } return false;}logInfo(url.getParameter("cval")); // >>> 3444444Marcel