rem: return document.getElementById("help-content").markupDocumentViewer; 
add: return helpBrowser.markupDocumentViewer; 
context: function getMarkupDocumentViewer(){  return document.getElementById("help-content").markupDocumentViewer;}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/5a71730a3b1326ac2406feeaa920455f7da09e96/help.js/buggy/extensions/help/resources/content/help.js