CURL抓取惠民自行车服务点 车辆信息

<?php
/**
 * 惠民自行车服务点 车辆信息
 * @Support：QQ 910111100 (JoY)
 * @Time: 2012.09.29 15:50:00
 * @HZapi.com (http://www.hzapi.com/)
*/

$url = "http://www.2773456.com/zdfb/huizhou_station.php"; 
$ch = curl_init(); 
curl_setopt ($ch, CURLOPT_URL, $url); 
curl_setopt ($ch, CURLOPT_REFERER, 'http://www.2773456.com/zdfb/'); 
curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1); 
curl_setopt ($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)"); 
curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT,10); 
$json = curl_exec($ch); 
//curl_getinfo($ch,CURLINFO_HTTP_CODE); //HTTP状态码（HTTP Status Code）
curl_close($ch); 

$patterns = array();
$patterns[0] = '/"s\d{1,3}":/';
$patterns[1] = '/var area = {/';
$patterns[2] = '