add: null, 
context:     mailTo: function(mailToList)    {        dump("mailto(" + mailToList + ")\n");        var msgComposeService = Components.classes["@mozilla.org/messengercompose;1"].getService();        msgComposeService = msgComposeService.QueryInterface(Components.interfaces.nsIMsgComposeService);        if ( !msgComposeService ) return(false);        if ( mailToList )        {            msgComposeService.OpenComposeWindowWithValues(null,                                                          Components.interfaces.nsIMsgCompType.New,                                                          Components.interfaces.nsIMsgCompFormat.Default,                                                          mailToList,                                                          null,                                                          null,                                                          null,                                                          null,                                                          null,                                                          null,                                                          null);        }        else        {            msgComposeService.OpenComposeWindow(null,                                                null,                                                Components.interfaces.nsIMsgCompType.New,                                                Components.interfaces.nsIMsgCompFormat.Default,                                                null);        }        return(true);    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/5d0e1cdcf5c2e0a4465c3c7039f1760e05f2b029/remoteControl.js/buggy/xpfe/components/remote/src/remoteControl.js