To better serve you, please have the following information available, if possible:

Course or product you are using.
Browser type and version number you are using.
Connection speed to Internet.
Exact error message or description of the problem if applicable.  

You can contact SMT Plus for support via phone or email:
E-mail: support@smtplus.com
Phone: (530)-(432-3806)
Hours: 9:00am to 5:00pm, EST