rem: statusText = myDefaultStatus; 
add: statusText = this.myDefaultStatus; 
context:   showStatusString : function(statusText)    {      this.ensureStatusFields();      if ( !statusText.length )        statusText = myDefaultStatus;      else        myDefaultStatus = "";      this.statusTextFld.label = statusText;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/44a780ce9531d299806d9e7934339c5a4a612e3d/mailWindow.js/buggy/mailnews/base/resources/content/mailWindow.js