Feedback.php bugs..

[Mic Mac]

Lots of errors in the feedback.php..

See this code in the browser's source code from:
http://photography-on-the.net/gallery/feedback.php?exhibition=1&u=12

Here some of the errors:

<b>Notice</b>: Undefined variable: search_row in <b>/home/virtual/site10/fst/var/www/html/gallery/feedback.php</b> on line <b>640</b><br />

<b>Notice</b>: Undefined variable: select_output in <b>/home/virtual/site10/fst/var/www/html/gallery/feedback.php</b> on line <b>642</b><br />

<b>Notice</b>: Undefined variable: search_row in <b>/home/virtual/site10/fst/var/www/html/gallery/feedback.php</b> on line <b>719</b><br />