ICQ Image Status

<?php

$number = htmlentities(stripslashes($_GET['icq']), ENT_QUOTES, "UTF-8");
$nicksize = strlen($number) * 15;

header("Content-type: image/png");
$im = imagecreate($nicksize, 25);
$background_color = imagecolorallocate($im, 255, 255, 255);
$text_color = imagecolorallocate($im, 0, 0, 0);

$fp = fsockopen("status.icq.com", 80, $errno, $errstr, 30);
if ($fp)
{
    fputs($fp, "GET /online.gif?icq=$number&img=5 HTTP/1.0\r\nHost: status.icq.com\r\n\r\n");
    while (!feof($fp))
    {
        $str = fgets($fp,128);
        if (($pos = strpos($str, "Location")) !== false)
        {
            $atim = imagecreatefromgif("http://status.icq.com/".substr($str, $pos + 10));
            imagecopy($im, $atim, 0, 5, 0, 0, 16, 16);
        }
    }
    fclose ($fp);
}

imagettftext($im, 10, 0, 25, 18, $text_color, "fonts/Day.otf", $number);

imagepng($im);
imagedestroy($im);

?>