<!DOCTYPE html>
<html>
<head>
<title>Чат</title>
<meta charset="utf-8">
</head>
<body>
<div style="height: 400px ; width: 400px; border:solid 1px black;">
[php]<?php if (isset($_GET["login"]))
{
$log=$_GET["login"];
print strtoupper("[".$log."]:");
}
?>[/php]
</div>
<br>
<form action="" method="GET">
<textarea cols="30" rows="5" placeholder="Сообщение..." name="sms">
[php]<?php if (isset($_GET["sms"]))
{
$sms=$_GET["sms"];
print $sms;
}
?>[/php]
</textarea>
<br>
<input type="text" name="login">
<input type="submit" name="" value="OK">
<br>
<a href="registr.php">Зарегестрироваться</a>
</form>
</body>
</html>