rem: if(iid.equals(Components.interfaces.nsIMsgMessagePaneController)) 
add: if (iid.equals(Components.interfaces.nsIMsgMessagePaneController) || iid.equals(Components.interfaces.nsISupports)) 
context:   QueryInterface : function(iid)  {    if(iid.equals(Components.interfaces.nsIMsgMessagePaneController))      return this;    throw Components.results.NS_NOINTERFACE;        return null;  },
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/380b2ab5109dad6f8ae8cc17889ceb7a1baf6c58/mailWindow.js/clean/mailnews/base/resources/content/mailWindow.js