------------------------------------------------------- var queryParameters = {}, queryString = location.search.substring(1),re = /([^&=]+)=([^&]*)/g, m; while (m = re.exec(queryString)) { queryParameters[decodeURIComponent(m[1])] = decodeURIComponent(m[2]); } queryParameters['region'] = this.$Button.data('region'); queryParameters['city'] = this.$Button.data('city'); location.search = $.param(queryParameters); -----------------------------------------------------------------