rem: return this.QueryInterface(iid); 
add: if (iid.equals(Components.interfaces.nsIDOMWindowInternal)) return window; else return this.QueryInterface(iid); 
context:   getInterface: function(iid)  {    return this.QueryInterface(iid);  },
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/6c96835e40f37ea6fb04576a58d74567b2a7cdaa/MsgComposeCommands.js/buggy/mail/components/compose/content/MsgComposeCommands.js