[Tickets #7682] Add some more error checking

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Ticket URL: http://bugs.horde.org/ticket/7682
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  Ticket             | 7682
  Created By         | Duck <duck at obala.net>
  Summary            | Add some more error checking
  Queue              | Ansel
  Type               | Enhancement
  State              | New
  Priority           | 1. Low
  Milestone          |
  Patch              | 1
  Owners             |
+New Attachment     | ansel.diff
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Duck <duck at obala.net> (2008-11-14 03:34) wrote:

- add error checking for delete_confirmation
- remove unused $style variable in img/upload.php
- add error checking in group.php