rem: gSearchTermList.ensureIndexIsVisible(index-1); 
add: gSearchTermList.ensureIndexIsVisible(index); 
context: function scrollToLastSearchTerm(index){    if (index > 0)      gSearchTermList.ensureIndexIsVisible(index-1);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/d7d9c4d21bf6a7f9e2df66541bc616e6ea1dfb86/searchTermOverlay.js/clean/mailnews/base/search/resources/content/searchTermOverlay.js