Should be the fix for Bug #730718. Moved the hashform from the

"nav"-frame to the "queryframe"-frame,      altered the way the form is
submitted in LeftFrameLight mode to      keep the queryframe. Only if
JavaScript is usable, otherwise it's      not necessary to keep the 'opener'
pointer.

queryframe.php3

@@ -104,6 +104,9 @@ document.writeln('<a href="<?php echo $href; ?>" <?php echo $target . ' ' . $onc
 </noscript>
 </center>
 
+<form name="hashform" action="queryframe.php3">
+    <input type="hidden" name="hash" value="<?php echo $hash; ?>">
+</form>
 </body>
 </html>