add:  node = document.getElementById("fileAttachmentMenu"); if (node) node.hidden = now_hidden;  
context: function ChangeMessagePaneVisibility(now_hidden){  if (gDBView) {    // the collapsed state is the state after we released the mouse     // so we take it as it is    gDBView.suppressMsgDisplay = now_hidden;  }  var event = document.createEvent('Events');  if (now_hidden) {    event.initEvent('messagepane-hide', false, true);  }  else {    event.initEvent('messagepane-unhide', false, true);  }  document.getElementById("messengerWindow").dispatchEvent(event);}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/7f8bd3a7919236af8e5c419a88bc6c98a532175b/commandglue.js/clean/mail/base/content/commandglue.js