text: function Navigate(){
    this.bindChange = function(){
      var $Nav = jQuery('#nav');
      $Nav.on('change', function(e) {
        var page = this.value;
        window.location = "http://localhost:8181"+page;
      });
    }
  }
  Nav = new Navigate();
  jQuery(window).on('load',function() {
    Nav.bindChange();
  });
  