How to do auto twitts?

<?php 

$username = "YOUR USERNAME HERE";
$password = "YOUR PASSWORD HERE";

$title = "YOUR TITLE HERE",
$link = "YOUR DESIRED LINK HERE";

$tweet = $title $link;

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "http://twitter.com/statuses/update.xml");
curl_setopt ($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.6) Gecko/20070725 Firefox/2.0.0.6");
curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt ($ch, CURLOPT_FOLLOWLOCATION, 1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, "status=$tweet");
curl_setopt($ch, CURLOPT_USERPWD, $username.':'.$password);
            
$output = curl_exec ($ch);
echo $output;
curl_close($ch);

?>

http://tweetdrive.com