how to make captcha more good looking

[murli800]

<?php
/* 
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
$width=120;
$height=60;
$image=  imagecreate($width, $height);
$txt=substr(md5(rand()),0,;

$white=  imagecolorallocate($image, 255, 255, 255);
$black=  imagecolorallocate($image, 0, 0, 0);
$red=  imagecolorallocate($image, 255, 0, 0);
$new=  imagecolorallocate($image, 128, 128, 255);

//imagefilledrectangle($image, 10, 10, 110, 50, $white);
imagefilledrectangle($image, 20, 20, $width-20, $height-20, $new);

imagestring($image, 40, 27, 22, $txt, $black);
header("content-type:image/jpeg");
imagejpeg($image);
imagedestroy($image);
?>

[Maq]

1) DO NOT double post.

2) Use

.