$r = mt_rand(1,6); // get a random number: 1-6 inclusive

$moduleid = 63; /* the module we are checking for. Customise this! */

$sql = 'SELECT count(*) as c from #__modules m, #__modules_menu mm ' .

  'WHERE mm.moduleid = m.id ' .

  'and m.published = 1 ' .

  'and (mm.menuid = ' .

  (int)$Itemid . ' or mm.menuid = 0) and mm.moduleid = ' . (int)$moduleid;

 

$db->setQuery( $sql, 0, 1 );

$row = $db->loadObject();

 

$not_there = ($row == null or $row->c == 0);

 

if ($not_there and $r == 1) return 45;

if ($not_there and $r == 2) return 61;

if ($not_there and $r == 3) return 64;

if ($not_there and $r == 4) return 65;

if ($not_there and $r == 5) return 66;

if ($not_there and $r == 6) return 67;