nt: Comsenz/1.0 ($version)\r\n";
		$out .= "Host: $host\r\n";
		$out .= 'Content-Length: '.strlen($post)."\r\n";
		$out .= "Connection: Close\r\n";
		$out .= "Cache-Control: no-cache\r\n";
		$out .= "Cookie: $cookie\r\n\r\n";
		$out .= $post;
	} else {
		$out = "GET $script HTTP/1.1\r\n";
		$out .= "Accept: */*\r\n";
		$out .= "Referer: $boardurl\r\n";
		$out .= "Accept-Language: zh-cn\r\n";
		$out .= "Accept-Encoding:\r\n";
		$out .= "User-Agent: Comsenz/1.0 ($version)\r\n";
		$out .= "Host: $host\r\n";
		$out .= "Connection: Close\r\n";
		$out .= "Cookie: $cookie\r\n\r\n";
	}
	$fp = fsockopen($host, $port, $errno, $errstr, 30);
	if(!$fp) {
		return "";
	} else {
		@fwrite($fp, $out);
		while(!feof($fp) && $limit > -1) {
			$limit -= 524;
			$return .= @fread($fp, 524);
		}
		@fclose($fp);
		$return = preg_replace("/\r\n\r\n/", "\n\n", $return, 1);
		$strpos = strpos($return, "\n\n");
		$strpos = $strpos !== FALSE ? $strpos + 2 : 0;
		$return = substr($return, $strpos);
		return $return;
	}
}

?>