looking at the WAUE_contactus102909_1.php file I can see that the mail body is set to the code from the WA_Universal_Email/mail_PHP.php
The only way I have been able to reproduce this is to click the Pencil edit icon on the Body tab, click the Get from file button and select the WA_Universal_Email/mail_PHP.php.
For instruction on the correct way to create an email, see the "Creating an HTML email" in the Solution Recipes section of the Universal Email support page:
universal-email/