I would search the forums for this but the hyperlinks returned upon searches don't work..
This link:
http://devcentral.f5.com/wiki/default.aspx/AdvDesignConfig/LTM_Backup_Shell_S...
The link in your browser snapshot above that is failing for you works just fine for me in IE7, Firefox3, and Opera9. I don't have an earlier version of IE that I can test from, anyone else?