rem: } catch(ex) {}; }; 
add: } catch(ex) {} } 
context: qx.Proto.isClosed = function(){  var vClosed = true;  if (this._window)  {    try {      vClosed = this._window.closed;    } catch(ex) {};  };  return vClosed;};
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/5b1a09c4ca80efdfbd41063412dd526cf7e711df/NativeWindow.js/clean/qooxdoo/source/script/qx/client/NativeWindow.js