Angie,
Not sure what would have caused you to lose your resources. If you have updated ActivInspire the software may be looking in the incorrect location for the resources. You can import the templates from the link below. (case# 257252)
To download the file(s) please click on the respective link(s) below.
Your password is: pUxUIXpq
Name: activitiesandtemplates.as4a
Size: 60.83 MB
Expires: August 20, 2013
Save the file above to your desktop for example and then import it into the software by selecting File > Import > Shared Resources.