View file ajax/profileCover/index.php

<?
include_once '../../sys/inc/core.php';
include_once(H . 'user/cover/inc/configs.php');
only_reg();
$result = array();
$result['error'] = false;
if (isset($_GET['cover_id']) && mysql_result(mysql_query("SELECT COUNT(*) FROM `profileCoversList` WHERE `id` = '".intval($_GET['cover_id'])."'"), 0)) {
	$cover = mysql_fetch_array(mysql_query("SELECT * FROM `profileCoversList` WHERE `id` = '".intval($_GET['cover_id'])."'"));
	if ($user['profileCover'] != intval($_GET['cover_id'])) {
		if ($user[$balance_column] >=  $cover['price']) {
			mysql_query("UPDATE `user` SET `profileCover` = '$cover[id]', `$balance_column` = '".($user[$balance_column] - $cover['price'])."' WHERE `id` = '$user[id]'");
			$result['coverSrc'] = '/style/covers/'.$cover['id'].'.jpg';
		} else {
			$result['error'] = 'Вам не хватает ' . $sklon_balance_array[2];
		}
	} else {
		$result['error'] = 'Эта обложка уже установлена';
	}
} else {
	$result['error'] = 'Обложка не найдена';
}
header("Content-type: application/json");
echo json_encode($result);
?>