add: gIgnoreClick = true; 
context: function onClearSearch(){  if (!gSearchInput.showingSearchCriteria) // ignore the text box value if it's just showing the search criteria string  {    Search("");    // this needs to be on a timer otherwise we end up messing up the focus while the Search("") is still happening    if (gQuickSearchFocusEl) // set in onSearchInputMouseDown      setTimeout("restoreSearchFocusAfterClear();", 0);   }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/c8c08fb1c20003f6419d4155ccb67af07af985fe/searchBar.js/buggy/mail/base/content/searchBar.js