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    $opts = array(
        'http'=>array(
          'method'=>"GET",
          'timeout'=>60,
        )
    );

    $context = stream_context_create($opts);

    $html =file_get_contents('http://www.jb51.net', false, $context);
    fpassthru($fp);

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    $cnt=0;
    while($cnt < 3 && ($str=@file_get_contents('http...'))===FALSE){
       $cnt++;
    }

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    function Post($url, $post = null){
        $context = array();
        if (is_array($post)) {
          ksort($post);

          $context['http'] = array (
            'timeout'=>60,
            'method' => 'POST',
            'content' => http_build_query($post, '', '&'),
           );
        }

        return file_get_contents($url, false, stream_context_create($context));
    }

    $data = array (
        'name' => 'test',
        'email' => 'test@gmail.com',
        'submit' => 'submit',
    );

    echo Post('http://www.jb51.net', $data);

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