ript">
    /**
     * Gets URL Parameters.  Returns the parameter value for the inpuuted variable
     * returns false if no variable found
     * source: https://css-tricks.com/snippets/javascript/get-url-variables/
    */
    function getQueryVariable(variable) {
      var query = window.location.search.substring(1);
      var vars = query.split("&");
      for (var i=0;i<vars.length;i++) {
        var pair = vars[i].split("=");
        if (pair[0] == variable){
          return pair[1];
        }
      }