rem: if(!parentFolderResource) 
add: if (!parentFolderResource) 
context:   OnItemRemoved: function(parentItem, item, view) {    var parentFolderResource = parentItem.QueryInterface(Components.interfaces.nsIRDFResource);    if(!parentFolderResource)      return;    var parentURI = parentFolderResource.Value;    if(parentURI != gCurrentFolderUri)      return;    var deletedMessageHdr = item.QueryInterface(Components.interfaces.nsIMsgDBHdr);    if (extractMsgKeyFromURI() == deletedMessageHdr.messageKey)      gCurrentMessageIsDeleted = true;  },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/3ead8e230bcd0f7a2698ae71d076d3073a8cc53b/messageWindow.js/clean/mailnews/base/resources/content/messageWindow.js