解决XMLHttpRequest(Ajax)不能设置自定义的Referer办法

$url = 'http://pandavip.www.net.cn/check/check_ac1.cgi';
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_POST, true); // POST
curl_setopt($ch, CURLOPT_POSTFIELDS, 'domain='.$dn.$ex);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:8.0) Gecko/20100101 Firefox/8.0');
curl_setopt($ch, CURLOPT_COOKIE, '__utma=1.1486902564.1322109246.1322109246.1322109246.1; __utmz=1.1322109246.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); AdSource=GOOGLE%u641C%u7D22; AdWordID=gg96011009070005; __utmc=1');
curl_setopt($ch, CURLOPT_HTTPHEADER, array(
    'X-Requested-With' => 'XMLHttpRequest', // 设置为Ajax方式
    'Referer' => 'http://pandavip.www.net.cn/cgi-bin/Check.cgi?queryType=0&domain1='.$dn.'&image.x=0&image.y=0&domain='.$dn.'&big5=n&sign=2&url=www.net.cn&'.trim($ex, '.').'=yes' // 冒名顶替, 嘿嘿
));
curl_exec($ch); // 将查询结果返回前端, 用JS处理

/**
+----------------------------------------------------------
* UBB 解析
+----------------------------------------------------------
* @return string
+----------------------------------------------------------
*/
function ubb($Text) {
$Text=trim($Text);
$Text=ereg_replace("n","<br>",$Text);
$Text=preg_replace("/\t/is"," ",$Text);
$Text=preg_replace("/[hr]/is","<hr>",$Text);
$Text=preg_replace("/[separator]/is","<br/>",$Text);
$Text=preg_replace("/[h1](.+?)[/h1]/is","<h1>\1</h1>",$Text);
$Text=preg_replace("/[h2](.+?)[/h2]/is","<h2>\1</h2>",$Text);
$Text=preg_replace("/[h3](.+?)[/h3]/is","<h3>\1</h3>",$Text);
$Text=preg_replace("/[h4](.+?)[/h4]/is","<h4>\1</h4>",$Text);
$Text=preg_replace("/[h5](.+?)[/h5]/is","<h5>\1</h5>",$Text);
$Text=preg_replace("/[h6](.+?)[/h6]/is","<h6>\1</h6>",$Text);
$Text=preg_replace("/[center](.+?)[/center]/is","<center>\1</center>",$Text);
//$Text=preg_replace("/[url=([^[]*)](.+?)[/url]/is","<a href=\1 target='_blank'>\2</a>",$Text);
$Text=preg_replace("/[url](.+?)[/url]/is","<a href="\1" target='_blank'>\1</a>",$Text);
$Text=preg_replace("/[url=(http://.+?)](.+?)[/url]/is","<a href='\1' target='_blank'>\2</a>",$Text);
$Text=preg_replace("/[url=(.+?)](.+?)[/url]/is","<a href=\1>\2</a>",$Text);
$Text=preg_replace("/[img](.+?)[/img]/is","<img src=\1>",$Text);
$Text=preg_replace("/[imgs(.+?)](.+?)[/img]/is","<img \1 src=\2>",$Text);
$Text=preg_replace("/[color=(.+?)](.+?)[/color]/is","<font color=\1>\2</font>",$Text);
$Text=preg_replace("/[colorTxt](.+?)[/colorTxt]/eis","color_txt('\1')",$Text);
$Text=preg_replace("/[style=(.+?)](.+?)[/style]/is","<div class='\1'>\2</div>",$Text);
$Text=preg_replace("/[size=(.+?)](.+?)[/size]/is","<font size=\1>\2</font>",$Text);
$Text=preg_replace("/[sup](.+?)[/sup]/is","^\1",$Text);
$Text=preg_replace("/[sub](.+?)[/sub]/is","_\1",$Text);
$Text=preg_replace("/[pre](.+?)[/pre]/is","<pre>\1</pre>",$Text);
$Text=preg_replace("/[emot](.+?)[/emot]/eis","emot('\1')",$Text);
$Text=preg_replace("/[email](.+?)[/email]/is","<a href='mailto:\1'>\1</a>",$Text);
$Text=preg_replace("/[i](.+?)[/i]/is","<i>\1</i>",$Text);
$Text=preg_replace("/[u](.+?)[/u]/is","<u>\1</u>",$Text);
$Text=preg_replace("/[b](.+?)[/b]/is","<b>\1</b>",$Text);
$Text=preg_replace("/[quote](.+?)[/quote]/is","<blockquote>引用:<div style='border:1px solid silver;background:#EFFFDF;color:#393939;padding:5px' >\1</div></blockquote>", $Text);
$Text=preg_replace("/[code](.+?)[/code]/eis","highlight_code('\1')", $Text);
$Text=preg_replace("/[php](.+?)[/php]/eis","highlight_code('\1')", $Text);
$Text=preg_replace("/[sig](.+?)[/sig]/is","<div style='text-align: left; color: darkgreen; margin-left: 5%'><br><br>--------------------------<br>\1<br>--------------------------</div>", $Text);
return $Text;
}

<?php
/**
 * 时间差计算
 *
 * @param Timestamp $time
 * @return String Time Elapsed
 * @author Shelley Shyan
 * @copyright http://www.111cn.net (Professional PHP Architecture)
 */
function time2Units ($time)
{
   $year   = floor($time / 60 / 60 / 24 / 365);
   $time  -= $year * 60 * 60 * 24 * 365;
   $month  = floor($time / 60 / 60 / 24 / 30);
   $time  -= $month * 60 * 60 * 24 * 30;
   $week   = floor($time / 60 / 60 / 24 / 7);
   $time  -= $week * 60 * 60 * 24 * 7;
   $day    = floor($time / 60 / 60 / 24);
   $time  -= $day * 60 * 60 * 24;
   $hour   = floor($time / 60 / 60);
   $time  -= $hour * 60 * 60;
   $minute = floor($time / 60);
   $time  -= $minute * 60;
   $second = $time;
   $elapse = '';

   $unitArr = array('年'  =>'year', '个月'=>'month',  '周'=>'week', '天'=>'day',
                    '小时'=>'hour', '分钟'=>'minute', '秒'=>'second'
                    );

   foreach ( $unitArr as $cn => $u )
   {
       if ( $$u > 0 )
       {
           $elapse = $$u . $cn;
           break;
       }
   }

   return $elapse;
}

$past = 2052345678; // Some timestamp in the past
$now  = time();     // Current timestamp
$diff = $now - $past;

echo '发表于' . time2Units($diff) . '前';
?>

<?php
    $regist1 = "05/12/2006";
    $regist2 = "10/05/2007";

    list($month1,$day1,$year1) = explode("/",$regist1);
    list($month2,$day2,$year2) = explode("/",$regist2);

    $regist1 = mktime(0,0,0,$month1,$day1,$year1);
    $regist2 = mktime(0,0,0,$month2,$day2,$year2);

    $time_difference = $regist2-$regist1;

    echo ("时间差:");
    echo date("Y",$time_difference) - 1970;
    echo ("年");
    echo date("m",$time_difference) - 1;
    echo ("个月");
    echo date("d",$time_difference) - 1;
    echo ("天");
?>

function extract_emails($str){ 

    // This regular expression extracts all emails from a string: 

    $regexp = '/([a-z0-9_.-])+@(([a-z0-9-])+.)+([a-z0-9]{2,4})+/i'; 

    preg_match_all($regexp, $str, $m); 

    return isset($m[0]) ? $m[0] : array(); 

} 

$test_string = 'This is a test string... 

        test1@example.org 

        Test different formats: 

        test2@example.org; 

        <a href="test3@example.org">foobar</a> 

        <test4@example.org> 

        strange formats: 

        test5@example.org 

        test6[at]example.org 

        test7@example.net.org.com 

        test8@ example.org 

        test9@!foo!.org 

        foobar '; 

 print_r(extract_emails($test_string));