add: alert(this.getSetting("helperFile")); 
context: qx.Proto.addToHistory = function(command, newTitle) {  if (command == this._currentCommand) {    document.title = newTitle;  } else {    if (this._iframe == null) {      throw new Error("You have to call init first!");    }    this._pageFlag = !this._pageFlag;    this._currentCommand = command;    this._newTitle = newTitle;    // NOTE: We need the command attribute to enforce a loading of the page    //       (Otherwise we don't get an onload event).    //       The browser will still cache commands loaded once.    //       Without the onload-problem anchors would work, too.    //       (Anchors would have the advantage that the helper is only loaded once)    this._iframe.src = this.getSetting("helperFile") + "?c=" + command;  }}
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/7b054411258d8a1cf0433e6ed0a343f3ff60db13/History.js/clean/qooxdoo/frontend/framework/source/class/qx/client/History.js