rem: if(folder) { GetNextNMessages(folder) 
add: if(folder) GetNextNMessages(folder); } else { var option = PromptGetMessagesOffline(); if(option == 0) { if (!gOfflineManager) GetOfflineMgrService(); gOfflineManager.goOnline(false /* sendUnsentMessages */, false /* playbackOfflineImapOperations */, msgWindow); var folder = GetFirstSelectedMsgFolder(); if(folder) { GetNextNMessages(folder); } 
context: function MsgGetNextNMessages(){    var folder = GetFirstSelectedMsgFolder();    if(folder)    {        GetNextNMessages(folder)    }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/4ef34e1cf9a252ce2524634b9d502992e1411965/mailWindowOverlay.js/buggy/mailnews/base/resources/content/mailWindowOverlay.js