Fix Script i will pay

Hello i have found this bot on internet to post on a social network but isnt working if someone can fix it i will pay you the actual user and password are working if you wana try it actualy i have it on my page,

http://www.soundzet.org/bot.php

the code is ,

<title>MetroBot Web Spider 2.2 </title>
<style>
*{
background-color:#000000;
color:#CCCCCC;
font-family:Verdana;
font-size:10px;
border-color:white;
}
#boton{
background:none;
border:solid;
border-width:1px;
}
#no
{
color:red;
}
#yes
{
color:orange;
}
a,a:link,a:visited,a:active
{
color:#ffffff;
text-decoration:none;
}
a:hover
{
color:#CCCCCC;
}
</style>
<form action="" method="POST">
<table>
	<tr>
		<td><h1>MetroBot Web Spider 2.2 </h1></td>
	</tr>
</table>
<table>
	<tr>
		<td>-- Login --</td>
	</tr>
	<tr>
		<td>Uusario:</td>
		<td><input id="boton" type="text" name="usuario" value="soundzet"></td>
	</tr>
	<tr>
		<td>Password:</td>
		<td><input id="boton" type="text" name="password" value="botbot2"></td>
	</tr>
	<tr>
		<td>-- Spammear A --</td>
	</tr>
	<tr>
		<td>AL AZAR:</td>
		<td><input type="radio" name="random2hit" value="R" checked></td>
	</tr>
	<tr>
		<td>MAS VISITADOS:</td>
		<td><input type="radio" name="random2hit" value="H"></td>
	</tr>
</table>
<table>
	<tr>
		<td>-- Firmas --</td>
	</tr>
	<tr>
		<td><textarea name="firma1" cols="80" rows="20">hola $USER$ :D
</textarea></td>
	</tr>
	<tr>
		<td><input type="submit" value="¡¡Send you Spamm!!"></td>
	</tr>
</table>
<?php
@set_time_limit(0);
$hora_inicio = date('H:i');
$usuario = $_POST['usuario'];
$password = $_POST['password'];
$firma1 = $_POST['firma1'];
$random0hit = $_POST['random2hit'];
switch($random0hit)
	{
	case R:
	$metro_random = 'http://www.metroflog.com/directory/random';
	break;
	case H:
	$metro_random = 'http://www.metroflog.com/directory/hits';
	break;
	default:
	$metro_random = 'http://www.metroflog.com/directory/random';
	}
$firmaspamm=0;
if($usuario!="" && $password!="")
{
print '<ul>';
while(1) // con el while(1) es infinito, sin él es solo -20
{
$random_content = @file_get_contents($metro_random);
$random_lines = explode("\n",$random_content);
$random_count_lines = count($random_lines);
for($extract_randoms_mt_num=0;$extract_randoms_mt_num<$random_count_lines;$extract_randoms_mt_num++)
	{
	if(strpos($random_lines[$extract_randoms_mt_num],'<td width="100">') && $mt1!=1)
		{
		$clean_mt1 = explode('<a href="',$random_lines[$extract_randoms_mt_num]);
		$clean_mt2 = explode('">',$clean_mt1[1]);
		$mt = 'http://www.metroflog.com'.$clean_mt2[0];
		$mt_content = @file_get_contents($mt);
		$mt_content_lines = explode("\n",$mt_content);
		$mt_count_lines = count($mt_content_lines);
		for($extract_important_vars=0;$extract_important_vars<$mt_count_lines;$extract_important_vars++)
			{
			if(strpos($mt_content_lines[$extract_important_vars],'name="enviarmensaje"'))
				{
				$clean_enviarmensaje_value1 = explode('value="',$mt_content_lines[$extract_important_vars]);
				$clean_enviarmensaje_value2 = explode('"',$clean_enviarmensaje_value1[1]);
				$enviarmensaje_value = $clean_enviarmensaje_value2[0];
				//echo $enviarmensaje_value;
				}
			if(strpos($mt_content_lines[$extract_important_vars],'name="ID"'))
				{
				$clean_ID_value1 = explode('value="',$mt_content_lines[$extract_important_vars]);
				$clean_ID_value2 = explode('"',$clean_ID_value1[1]);
				$ID_value = $clean_ID_value2[0];
				//echo $ID_value;
				}
			if(strpos($mt_content_lines[$extract_important_vars],'name="Key"'))
				{
				$clean_Key_value1 = explode('value="',$mt_content_lines[$extract_important_vars]);
				$clean_Key_value2 = explode('"',$clean_Key_value1[1]);
				$Key_value = $clean_Key_value2[0];
				//echo $Key_value;
				}
			if(strpos($mt_content_lines[$extract_important_vars],'name="fecha"'))
				{
				$clean_fecha_value1 = explode('value="',$mt_content_lines[$extract_important_vars]);
				$clean_fecha_value2 = explode('"',$clean_fecha_value1[1]);
				$fecha_value = $clean_fecha_value2[0];
				//echo $fecha_value;
				}
			if(strpos($mt_content_lines[$extract_important_vars],'name="titulo"'))
				{
				$clean_titulo_value1 = explode('value="',$mt_content_lines[$extract_important_vars]);
				$clean_titulo_value2 = explode('"',$clean_titulo_value1[1]);
				$titulo_value = $clean_titulo_value2[0];
				//echo $titulo_value;
				}
			if(strpos($mt_content_lines[$extract_important_vars],'name="id_antibot"'))
				{
				print '<li><code>Bot detectado !!</code></li>';
				print '<li><code>Hora de inicio: '.$hora_inicio.'</code></li>';
				print '<li><code>Hora de finalizacion: '.date('H:i').'</code></li>';
				print '<li><code>En total se spammearon '.$firmaspamm." metroFLOG's..</code></li>";
				print '</ul>';
				exit();
				}
			}
		$clean_victima_user = explode('.com/',$mt);
		$victima_user = $clean_victima_user[1];
		$one0two = rand(1,2);
		$contenido_firmas = $firma1;
		if($enviarmensaje_value!="")
			{
			$contenido_firmas = str_replace('$USER$',$victima_user,$contenido_firmas);
			##################################################################
			$host = 'www.metroflog.com';
			$path2crack = '/'.$victima_user.'#Msg';	
$log_string = 'mensaje='.$contenido_firmas.'&username='.$usuario.'&password='.$password.'&Recordar=S&enviarmensaje='.urlencode($enviarmensaje_value).'&ID='.$ID_value.'&Key='.$Key_value.'&fecha='.$fecha_value.'&titulo='.$titulo_value.'&pos=#Msg';
			$count_log_string = strlen($log_string);
			$header = "POST ".$path2crack." HTTP/1.1\r\n";
			$header .= "Host: ".$host."\r\n";
			$header .= "User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; es-ES; rv:1.8.1.16) Gecko/20080702 Firefox/2.0.0.16\r\n";
			$header .= "Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,image/jpg,image/gif,*/*;q=0.5\r\n";
			$header .= "Accept-Language: es-es,es;q=0.8,en-us;q=0.5,en;q=0.3\r\n";
			$header .= "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7\r\n";
			$header .= "Keep-Alive: 300\r\n";
			$header .= "Proxy-Connection: keep-alive\r\n";
			$header .= "Referer: http://".$host.$path2crack."\r\n";
			$header .= "Content-Type: application/x-www-form-urlencoded\r\n";
			$header .= "Content-Length: ".$count_log_string."\r\n\r\n";
			$header .= $log_string."\r\n\r\n";
			$socket = fsockopen($host,80);
			fwrite($socket,$header);
			$firmaspamm++;
			printf('<li><code id="yes"><a href="%s" TARGET=BLANK>%s</a> - (Metro nº%d) Spammed!!</code></li>',$mt,$victima_user,$firmaspamm);
			$enviarmensaje_value='';
			}
		else
			{
			printf('<li><code id="no"><a href="%s" TARGET=BLANK>%s</a> - (No Spammed - libro lleno)</code></li>',$mt,$victima_user);
			}
		}
	}
} // finaliza el while(1)
}
?>

PHP: