rem: gBookmarksService.updateLastVisitedDate(url, _content.document.characterSet); 
add: gBookmarksService.updateLastVisitedDate(url, content.document.characterSet); 
context: function UpdateBookmarksLastVisitedDate(event){  var url = getWebNavigation().currentURI.spec;  if (url) {    // if the URL is bookmarked, update its "Last Visited" date    if (!gBookmarksService)      gBookmarksService = Components.classes["@mozilla.org/browser/bookmarks-service;1"]                                    .getService(Components.interfaces.nsIBookmarksService);    gBookmarksService.updateLastVisitedDate(url, _content.document.characterSet);  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/e698edaacf3ce39c6860e7c9f4e6efa76159177e/navigator.js/clean/xpfe/browser/resources/content/navigator.js