new file mode 100644

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+<?php

+

+session_start();

+define("_BASEDIR", "../");

+include("../config.php");

+unset($_SESSION[$sitekey.'_digit']);

+

+$image = imagecreate(120, 30);

+

+$white    = imagecolorallocate($image, 0xFF, 0xFF, 0xFF);

+$gray    = imagecolorallocate($image, 0xC0, 0xC0, 0xC0);

+$darkgray = imagecolorallocate($image, 0x50, 0x50, 0x50);

+

+srand((double)microtime()*1000000);

+unset($digit, $cnum);

+for ($i = 0; $i < 30; $i++) {

+  $x1 = rand(0,120);

+  $y1 = rand(0,30);

+  $x2 = rand(0,120);

+  $y2 = rand(0,30);

+  imageline($image, $x1, $y1, $x2, $y2 , $gray);  

+}

+

+for ($i = 0; $i < 5; $i++) {

+$cnum[$i] = rand(0,9);

+}

+

+

+for ($i = 0; $i < 5; $i++) {

+ $fnt = rand(3,5);

+ $x = $x + rand(12 , 20);

+ $y = rand(7 , 12); 

+ imagestring($image, $fnt, $x, $y, $cnum[$i] , $darkgray); 

+}

+

+$digit = "$cnum[0]$cnum[1]$cnum[2]$cnum[3]$cnum[4]";

+

+$_SESSION[$sitekey.'_digit'] = md5($sitekey.$digit);

+header('Content-type: image/png');

+imagepng($image);

+imagedestroy($image);

+exit( );

+?> 

+