$kod1 = "<td class='sub-header'><table width='100%' border='0' cellpadding='4' cellspacing='0' style='background-image:url(".THEME."header/logo1.png);border:#8A8573 1px solid;'><tr>";

$kod2 = "<td class='sub-header'><table width='100%' border='0' cellpadding='4' cellspacing='0' style='background-image:url(".THEME."header/logo2.png);border:#8A8573 1px solid;'><tr>";

$kod3 = "<td class='sub-header'><table width='100%' border='0' cellpadding='4' cellspacing='0' style='background-image:url(".THEME."header/logo3.png);border:#8A8573 1px solid;'><tr>";

$kod4 = "<td class='sub-header'><table width='100%' border='0' cellpadding='4' cellspacing='0' style='background-image:url(".THEME."header/logo4.png);border:#8A8573 1px solid;'><tr>";

$zmiana = array($kod1, $kod2, $kod3, $kod4);

$losuj = rand([b]1,4[/b]);

echo $zmiana[$losuj];