rem: var filterResource = rdf.GetResource(item.id); 
add: var filterResource = rdf.GetUnicodeResource(item.id); 
context: function onToggleEnabled(event){    var item = event.target;    while (item && item.localName != "treeitem") {        lastItem = item;        item = item.parentNode;    }        var filterResource = rdf.GetResource(item.id);    filter = filterResource.GetDelegate("filter",                                        Components.interfaces.nsIMsgFilter);    filter.enabled = !filter.enabled;    refreshFilterList();}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/cd9ed508be4e7ec52db32c23d8aa55ecd4352ce2/FilterListDialog.js/buggy/mailnews/base/search/resources/content/FilterListDialog.js