The easiest, quickest way is with an iframe that calls the subdomain.
You could also add a new page with this:
Please fill in the form below to open a new ticket.
Full Name:
Email Address:
Telephone:
Help Topic:
Select One
General Inquiry
Billing
Support
Subject:
Message:
<?}?>
Making sure to point the osticket root correctly, and change where it says client specific to be the default of what you want it to appear as.
