rem: firstListItem.lastChild.lastChild.lastChild.disabled = gTotalSearchTerms == 1; 
add: firstListItem.lastChild.lastChild.lastChild.setAttribute("disabled", gTotalSearchTerms == 1); 
context: function updateRemoveRowButton(){  var firstListItem = gSearchTermList.getItemAtIndex(0);  if (firstListItem)    firstListItem.lastChild.lastChild.lastChild.disabled = gTotalSearchTerms == 1;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/3c1d40dc8320d3a8d6ffd0557bdce8b8a540d09d/searchTermOverlay.js/buggy/mailnews/base/search/resources/content/searchTermOverlay.js