http://www.softpedia.com/get/Programming/File-Editors/eXeSco...
"eXeScope can edit windows standard resource (Icon, Cursor, Bitmap, Dialog, Menu, Accelerator, String, MessageTable)and other resources (Delphi form, WAVE, MIDI, AVI, JPEG)."
You just have to figure out how to handle it It should be easy - i used it some time ago. Ask me if you've got a problem.