var getURLParam = function (name) {
    var search = window.document.location.search;
    var pattern = new RegExp("[?&]" + name + "\=([^&]+)", "g");
    var matcher = pattern.exec(search);
    var items = null;
    if (null != matcher) {
      try {
        items = decodeURIComponent(decodeURIComponent(matcher[1]));
      } catch (e) {
        try {
          items = decodeURIComponent(matcher[1]);
        } catch (e) {
          items = matcher[1];
        }
      }
    }
    return items;
  };
  
  
    var encode = function (value) {
    var finalValue = null;
    if (null != value) {
      try {
        finalValue = encodeURIComponent(value);
      } catch (e) {
        finalValue = value;
      }
    }
    return finalValue;
  };

  var decode = function (value) {
    var finalValue = null;
    if (null != value) {
      try {
        finalValue = decodeURIComponent(value);
      } catch (e) {
        finalValue = value;
      }
    }
    return finalValue;
  };