rem: var unchain = document.getElementById("mwProtectUnchained"); if (!unchain) { alert("This shouldn't happen"); return false; } return unchain.checked; 
add: var unchain = document.getElementById( 'mwProtectUnchained' ); return unchain ? unchain.checked : true; 
context: function protectUnchained() {	var unchain = document.getElementById("mwProtectUnchained");	if (!unchain) {		alert("This shouldn't happen");		return false;	}	return unchain.checked;}
meta: 7966	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7966/34db63e0a0b13bb1afc68dd579993e8980d517c8/protect.js/clean/skins/common/protect.js