rem: var errorTitle = Bundle.GetStringFromName("DuplicateFileErrorDlogTitle"); var errorMsg = Bundle.GetStringFromName("DuplicateFileErrorDlogMessage"); 
add: var errorTitle = gComposeMsgsBundle.getString("DuplicateFileErrorDlogTitle"); var errorMsg = gComposeMsgsBundle.getString("DuplicateFileErrorDlogMessage"); 
context:   onDrop: function (aEvent, aData, aDragSession)    {      var prettyName;      var rawData = aData.data;      switch (aData.flavour.contentType) {      case "text/x-moz-url":      case "text/nsmessage":        var separator = rawData.indexOf("\n");        if (separator != -1) {          prettyName = rawData.substr(separator+1);          rawData = rawData.substr(0,separator);        }        break;      case "application/x-moz-file":        rawData = rawData.path;        break;      }      if (!(DuplicateFileCheck(rawData)))        AddAttachment(rawData, prettyName);      else {        var errorTitle = Bundle.GetStringFromName("DuplicateFileErrorDlogTitle");        var errorMsg = Bundle.GetStringFromName("DuplicateFileErrorDlogMessage");        if (commonDialogsService)          commonDialogsService.Alert(window, errorTitle, errorMsg);        else          window.alert(errorMsg);      }    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a24ffe4299da83b8595086d55466b8f10e68198d/MsgComposeCommands.js/buggy/mailnews/compose/resources/content/MsgComposeCommands.js