Update: I created a test script quick to try to use Pear and it failed to find Mail.php which would be in the Pear directory. So looks like both will have to be handled on your side to resolve this.
Yes, that was me and I really appreciate you changing that setting for me as it is working great now! However, my application cannot send email because there is no localhost smtp service and I can't use mail.qcsitter.com because PHP on IIS doesn't support authentication using the native php...
My php site is trying to send a simple email but I'm getting the following error:
Warning: mail() [function.mail]: Failed to connect to mailserver at "localhost" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in D:\hshome\qcsitter\qcsitter.com\newsletter.php...