View difference between Paste ID: iL2GHw9y and s7pp5VBd

 function(){
   var pu = location.href;
-  var params = ['stuFirstName', 'stuLastName', 'stuEmail'];
+  var params = ['stuFirstName', 'stuLastName', 'stuEmail', 'ContactId'];
 
   if (/stuFirstName|stuLastName|stuEmail/gi.test(pu)) {
 
     var cp = getCurrentParams(params, pu), newPu;
 
     var i = 0;
     while (i < cp.length) {
       newPu = updateUrlParameter(pu, cp[i], 'redacted');
       pu = newPu;
       i++;
     }
 
     return newPu;
   } else {
     return pu;
   }
 
   function updateUrlParameter(uri, key, value) {
     var i = uri.indexOf('#');
     var hash = i === -1 ? ''  : uri.substr(i);
       uri = i === -1 ? uri : uri.substr(0, i);
 
     var re = new RegExp("([?&])" + key + "=.*?(&|$)", "i");
     var separator = uri.indexOf('?') !== -1 ? "&" : "?";
     if (uri.match(re)) {
       uri = uri.replace(re, '$1' + key + "=" + value + '$2');
     } else {
       uri = uri + separator + key + "=" + value;
     }
 
     return uri + hash;
   }
 
   function getCurrentParams(arr, uri){
     var cp = [];
     for (var i = 0, len = arr.length; i < len; i++) {
         !!~uri.indexOf(arr[i]) && cp.push(arr[i]);
     }
 
     return cp;
   }
 }