<?php 
 header("Content-type: image/jpeg");
 $im = @ImageCreateFromJPEG ("userbar.jpg") ; 
 $color = imagecolorallocate($im, 255, 255, 255); 
 $element = $_SERVER['HTTP_USER_AGENT'];
 imagettftext($im, 10, 0, 45, 13, $color, "visitor1.ttf",  $element); 
 imagejpeg($im, NULL, 100); 
 imagedestroy($im); 
 ?>