rem: goPreferences('messengercompose.xul', 'chrome: 
add: goPreferences('mailnews', 'chrome: 
context: function DoCommandPreferences(){  goPreferences('messengercompose.xul', 'chrome://messenger/content/messengercompose/pref-composing_messages.xul')}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/833f1c7f891f91088d412fbd0e44f5e5ccd2e87a/MsgComposeCommands.js/clean/mailnews/compose/resources/content/MsgComposeCommands.js