rem: if(checked) { 
add: if(checked && !gLockedPref[checkElementId] ) { 
context: function onCheckItem(broadcasterElementId, checkElementId){    var broadcaster = document.getElementById(broadcasterElementId);    var checked = document.getElementById(checkElementId).checked;    if(checked) {        broadcaster.removeAttribute("disabled");    }    else {        broadcaster.setAttribute("disabled", "true");    }} 
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/3c3eb6e28d88a060993adfe1a8ebfc6c8bad02e3/am-offline.js/clean/mailnews/base/prefs/resources/content/am-offline.js