rem: if (!hf) 
add: if (!hf) { 
context: function histrowinit() {	var hf = document.getElementById('pagehistory');	if (!hf)		return;	var lis = hf.getElementsByTagName('li');	for (var i = 0; i < lis.length; i++) {		var inputs = historyRadios(lis[i]);		if (inputs[0] && inputs[1]) {			inputs[0].onclick = diffcheck;			inputs[1].onclick = diffcheck;		}	}	diffcheck();}
meta: 7642	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7642/845a064a5667ce4442c1b90f1eb1e013673ae589/wikibits.js/buggy/skins/common/wikibits.js