Can I setup a different email address for all forms?

i have three different form in my account can is setup different submission alert email id for all forms so that i can differentiate for which id and which form submission happened.

If you wish to change the recipient email of the form, that is possible. Here's how to access the settings and change it;

http://www.jotform.com/help/41-How-to-find-and-change-the-email-address-used-for-notification-email