[antialiasis]

littlematts, try replacing

PHP Code:

         if ($vbulletin->options['nospam_use_reg'] AND $vbulletin->options['quickregister_active']) {
            $questions = explode("\n", $vbulletin->options['nospam_questions']);
            $nospamnumber = array_rand($questions);
            $qanda = explode(":",$questions["$nospamnumber"]);
            $nospamquestion = $qanda[0];
         } 


with just

PHP Code:

         $questions = explode("\n", $vbulletin->options['nospam_questions']);
         $nospamnumber = array_rand($questions);
         $qanda = explode(":",$questions["$nospamnumber"]);
         $nospamquestion = $qanda[0]; 


Then tell me if it works then.

familyhistory: Registration works fine for me. About the search, yes, I think Smoothie hits the nail on the head - it sounds like there's something up with your navbar template. Did you keep an old template unreverted after upgrading to 3.6 or something like that?