rem: if (el == null) return null; else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase()) 
add: if (el == null) { return null; } else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase()) { 
context: function getParent(el, pTagName) {	if (el == null) return null;	else if (el.nodeType == 1 && el.tagName.toLowerCase() == pTagName.toLowerCase())	// Gecko bug, supposed to be uppercase		return el;	else		return getParent(el.parentNode, pTagName);}
meta: 7328	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7328/aecab3c29373db6e82c71b74856d5e1e7473ce96/sorttable.js/buggy/skins/common/sorttable.js