[NTLDR]

In postings.php find:

PHP Code:

if ($action=="deletethread") { 


Add after:

PHP Code:

if ($bbuserinfo[usergroupid]!=6) {
     show_nopermission();
  } 


Find:

PHP Code:

if ($action=="deleteposts") { 


Add after:

PHP Code:

  // Edit Only Admin Delete Posts
  if ($bbuserinfo[usergroupid]!=6) {
     show_nopermission();
  } 


Only admins can delete posts now, other uses will see the error no permission screen