code: function(sParameter, vValue) {
  			// fetch current parameters from URL
  			var sSearch = window.location.search,
  				sURLParameter = sParameter + "=" + vValue;
  
  			/// replace or append the new URL parameter
  			if (sSearch && sSearch !== "?") {
  				var oRegExp = new RegExp("(?:^|\\?|&)" + sParameter + "=[^&]+");
  				if (sSearch.match(oRegExp)) {
  					sSearch = sSearch.replace(oRegExp, sURLParameter);
  				} else {
  					sSearch += "&" + sURLParameter;
  				}
  			} else {
  				sSearch = "?" + sURLParameter;
  			}
  
  			// reload the page by setting the new parameters
  			window.location.search = sSearch;
  		}
docs: Replaces the URL parameter and triggers a reload of the current page
  @param {string} sParameter Parameter name
  @param {any} vValue Parameter value
  @private