rem: node = document.getElementById("expandedHeaderView"); if (node) node.collapsed = true;   node = document.getElementById("fileAttachmentMenu"); if (node) node.setAttribute("disabled", "true");  node = document.getElementById("attachmentView"); if (node) node.collapsed = true; 
add:  document.getElementById("fileAttachmentMenu").setAttribute("disabled", "true");  document.getElementById("attachmentView").collapsed = true; 
context: function HideMessageHeaderPane(){  var node = document.getElementById("collapsedHeaderView");  if (node)    node.collapsed = true;  node = document.getElementById("expandedHeaderView");  if (node)    node.collapsed = true;  // we also have to disable the File/Attachments menuitem  node = document.getElementById("fileAttachmentMenu");  if (node)    node.setAttribute("disabled", "true");  node = document.getElementById("attachmentView");  if (node)    node.collapsed = true;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/1938ea5170c9e3011e10a5ff88025f2575f2697e/msgHdrViewOverlay.js/buggy/mail/base/content/msgHdrViewOverlay.js