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: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/68aa44202e5f4bbcd4eab2a86084cd45ac788600/am-junk.js/clean/mailnews/base/prefs/resources/content/am-junk.js