rem: MsgSortThreadPane(nsMsgViewSortType.byThread); 
add: dbview.flags |= nsMsgViewFlagsType.kThreadedDisplay; MsgSortThreadPane(nsMsgViewSortType.byId); 
context: function MsgSortByThread(){  var dbview = GetDBView();  if(dbview && !dbview.supportsThreading)    return;  MsgSortThreadPane(nsMsgViewSortType.byThread);}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/b176a0c98a4bf5df422392f11c7b000a066a0872/threadPane.js/clean/mailnews/base/resources/content/threadPane.js