rem: else if (aSelection.type[i] == "FolderGroup") 
add: else if (aSelection.type[i] == "FolderGroup" || aSelection.type[i] == "Folder") 
context:   openBookmark: function (aSelection, aTargetBrowser, aDS)   {    if (!aTargetBrowser)      return;    for (var i=0; i<aSelection.length; ++i) {      if (aSelection.type[i] == "Bookmark")        this.openOneBookmark(aSelection.item[i].Value, aTargetBrowser, aDS);      else if (aSelection.type[i] == "FolderGroup")        this.openGroupBookmark(aSelection.item[i].Value, aTargetBrowser);    }  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/d8a9d601712a7f0fabb33dd39a4ea5ac29bb098d/bookmarks.js/clean/browser/components/bookmarks/content/bookmarks.js