curl 抓取google簡體中文

<?php<br />header("Content-Type: text/html;charset=utf-8");<br />$content="中國人民銀行";<br />$url = "http://www.google.com.hk/search?hl=zh-CN&source=hp&q={$content}&btnG=Google+%E6%90%9C%E7%B4%A2&meta=lr%3Dlang_zh-CN&aq=f&aqi=&aql=&oq=&gs_rfai=";<br />$cookie_file = "google.txt";<br />$ch = curl_init();<br />curl_setopt($ch, CURLOPT_URL, $url);<br />curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);<br />curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);<br />curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);<br />curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);<br />$contents = curl_exec($ch);<br />curl_close($ch);<br />echo $contents ;<br />?><br />