add: event.currentTarget.focus();  
context: function AttachmentBucketClicked(event){  if (event.button != 0)    return;  if (event.originalTarget.localName == "listboxbody")    goDoCommand('cmd_attachFile');}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/0f58f2661ec0bb0d26cb483ab8751d51e42f28a5/MsgComposeCommands.js/clean/mailnews/compose/resources/content/MsgComposeCommands.js