text: Ext.ns('Kwf.Utils');
  /*
      By Osvaldas Valutis, www.osvaldas.info
      Available for use under the MIT License
  */
  Kwf.Utils.DoubleTapToGo = function(el, params) {
      if (!('ontouchstart' in window) &&
          !navigator.msMaxTouchPoints &&
          !navigator.userAgent.toLowerCase().match( /windows phone os 7/i )
      ) return false;
  
      var applyOnEl = function(el, params) {
          var curItem = false;
          $(el).on('click', function(e) {
              var item = $(this);
              if(item[0] != curItem[0]) {
                  e.preventDefault();
                  curItem = item;
              }
          });
  
          $(document).on('click touchstart MSPointerDown', function(e) {
              var resetItem = true;
              var parents = $( e.target ).parents();
              for (var i = 0; i < parents.length; i++) {
                  if (parents[i] == curItem[0]) {
                      resetItem = false;
                      if (params && params.onopen) {
                          params.onopen.call(this, e, curItem);
                      }
                  }
              }
              if (resetItem) curItem = false;
          });
      };
  
      if (el instanceof jQuery) {
          applyOnEl(el, params);
      } else {
          Kwf.onJElementReady(el, Kwf.Utils.DoubleTapToGo);
      }
  };
  