<form>
<input type="text" name="login" pattern="[a-zA-Z0-9]{3,20}">
</form>// Заголовки библиотеки
switch ($do) {
case 'dir':
$tab = 'library_cats';
break;
default:
$tab = 'library_texts';
}
$hdr = $id > 0 ? htmlentities(mysql_result(mysql_query("SELECT `name` FROM `" . $tab . "` WHERE `id`=" . $id . &qu