gistfile1.rb

message = <<MESSAGE_END
From: Robot <info@xxxxxxxx.com>
To: Somebody <YOUR@EMAIL.com>
MIME-Version: 1.0
Content-type: text/html
Subject: Analytics

Site analytics

<table cellpadding="10" cellspacing="0" border="1">
<tr><th>site</th><th>day</th><th>week</th><th>month</th></tr>
derps
</table>
MESSAGE_END

pipe = open("|/usr/sbin/sendmail -t", "w")
pipe.write(message)
pipe.close