i've got this message

Notice: Undefined index: name in c:\program files\easyphp1-8\www\forum\kem askini.php on line 2

i've used this coding..

[code=php]<?php
$name = $_POST['name'];
$date = $_POST['date'];
$time = $_POST['time'];
$email = $_POST['email'];
$comment = $_POST['comment'];

$conn = mysql_connect(" localhost","roo t","");...