phpmailer类应用

求助phpmailer类应用

<?php<br />
require("class.phpmailer.php");<br />
	function sendEmail($from = '3855122@163.com',$who ='Michaelssss',$To = '123456@qq.com',$body = 'BBB')<br />
	{<br />
		$mail = new PHPMailer;<br />
		$mail->Host = "smtp.163.com";<br />
		$mail->Port = 25;<br />
		$mail->SMTPAuth = true;<br />
		$mail->SMTPDebug = 1;<br />
		<br />
		$mail->Username = '3855122@163.com';<br />
		$mail->Password = 'xxxxxxx';<br />
		<br />
		$mail->From = $from;<br />
		$mail->FromName = $who;<br />
		<br />
		$mail->AddAddress($To,$who);<br />
		$mail->WordWrap = 50;<br />
		<br />
		$mail->IsHTML(true);<br />
		<br />
		$mail->Subject = 'TEST';<br />
		$mail->Body = $body;<br />
		if(!$mail->Send())<br />
		{<br />
			echo $mail->ErrorInfo;<br />
			exit;<br />
		}<br />
		else<br />
		echo 'Ok';<br />
	}<br />
	sendEmail();<br />
?><br />

- -不知道哪位大虾能告诉我，为什么我发不出去。。。本地没有报错。。。但是测试邮箱就是没收到。。。简直泪奔了。。。

------解决方案--------------------
是不是当成垃圾邮件了？
error_reporting(E_ALL); //行首加上这句看看
------解决方案--------------------
在$mail->host = "";上加一句$mail->IsSMTP();