Send email using php in windows server
<p>I'm trying to send email in windows server using PHP. When I use php mail function. then i get following error message.</p>

<p>Warning: mail() [function.mail]: SMTP server response: 503 This mail server requires authentication when attempting to send to a non-local e-mail address. Please check your mail client settings or contact your administrator to verify that the domain or address is defined for this server</p>

<p>Thanks</p>
