-------------------------------------------------------
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);
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