rem: return (editorShell.documentIsEmpty == true) && (docWasModified == false); 
add: return (editorShell != null) && (editorShell.documentIsEmpty == true) && (docWasModified == false); 
context: function PageIsEmptyAndUntouched(){  return (editorShell.documentIsEmpty == true) && (docWasModified == false);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/29ea7a1c6192e33e6fcc6bac2ce19e379b81ba64/EditorCommands.js/clean/editor/ui/composer/content/EditorCommands.js