<?
if($k10>=45 AND $k11>=45 AND $k12>=45 AND $k13>=45 AND
$nk1>=40 AND $nk2>=40 AND $nk3>=40 AND $nk4>=40 AND $zah>=15){
mysql_query("UPDATE gos SET epoha='2' WHERE strana='$nik'");
header("Location:index.php?der=$key&kc=epoha");}else{header("Location:index.php?der=$key&kc=epoha");}
?>