获取网页内容时的乱码问题

<?php
$url = "http://news.ef360.com/Articles/2013-3-8/299954.html";
$contents=file_get_contents($url);
$contents=iconv("GBK", "UTF-8//IGNORE", $contents);
echo $contents;
?>

<?php
function curl_get($url, $gzip=false){
$curl = curl_init($url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 10);
if($gzip) curl_setopt($curl, CURLOPT_ENCODING, "gzip"); // 关键在这里
$content = curl_exec($curl);
curl_close($curl);
return $content;
}
?>

<?php
file_get_contents("compress.zlib://".$url);
?>