rem: if (!BookmarksUtils.isValidTargetContainer(aTarget.parent, aSelection)) { var isValid = new Array(aSelection.length); for (var i=0; i<aSelection.length; ++i) isValid[i] = false; return isValid; } return aSelection.isValid; 
add: return BookmarksUtils.isValidTargetContainer(aTarget.parent, aSelection) 
context:   isSelectionValidForInsertion: function (aSelection, aTarget, aAction)  {    if (!BookmarksUtils.isValidTargetContainer(aTarget.parent, aSelection)) {      var isValid = new Array(aSelection.length);      for (var i=0; i<aSelection.length; ++i)        isValid[i] = false;      return isValid;    }    return aSelection.isValid;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/ac77f358a61b45de690bdb84b46470c08b2a00a8/bookmarks.js/buggy/browser/components/bookmarks/content/bookmarks.js