0) { if(isset($_SESSION['username']) and $_SESSION['username']==$admin) { if($action=='up') { if($dn1['position']>1) { if(mysql_query('update categories as c, categories as c2 set c.position=c.position-1, c2.position=c2.position+1 where c.id="'.$id.'" and c2.position=c.position-1')) { header('Location: '.$url_home); } else { echo 'An error occured while moving the category.'; } } else { echo '

The action you want to do is impossible.

'; } } else { if($dn1['position']<$dn1['nb2']) { if(mysql_query('update categories as c, categories as c2 set c.position=c.position+1, c2.position=c2.position-1 where c.id="'.$id.'" and c2.position=c.position+1')) { header('Location: '.$url_home); } else { echo 'An error occured while moving the category.'; } } else { echo '

The action you want to do is impossible.

'; } } } else { echo '

You must be logged as an administrator to access this page: Login - Sign Up

'; } } else { echo '

The category you want to move doesn\'t exist.

'; } } else { echo '

The ID of the category you want to move is not defined.

'; } ?>

The Soda Pop