rem: document.getElementById('broadcaster_moveMode').setAttribute('disabled', !aEnable); 
add: if (aEnable) document.getElementById('broadcaster_moveMode').removeAttribute('disabled'); else document.getElementById('broadcaster_moveMode').setAttribute('disabled', "true"); 
context: function updateMoveTargetMode(aEnable){  document.getElementById('broadcaster_moveMode').setAttribute('disabled', !aEnable);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/dec058766fa6b704d28bcb8e255cd95d67e86406/am-junk.js/buggy/mailnews/base/prefs/resources/content/am-junk.js