rem: msgWindow = Components.classes[msgWindowProgID].createInstance(Components.interfaces.nsIMsgWindow); 
add: msgWindow = Components.classes[msgWindowProgID].createInstance(nsIMsgWindow); 
context: function initializeSearchWindowWidgets(){    gFolderPicker = document.getElementById("searchableFolders");    gResultsTree = document.getElementById("threadTree");    msgWindow = Components.classes[msgWindowProgID].createInstance(Components.interfaces.nsIMsgWindow);    msgWindow.statusFeedback = gStatusFeedback;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/e49db01aaae1b86f3c49437f5f1d61cb8ae82513/SearchDialog.js/buggy/mailnews/base/search/resources/content/SearchDialog.js