passing url variables

Ok please disregard my response to your other post. I believe here's what you are looking for http://www.jotform.com/help/164-How-to-Pass-Values-to-the-Text-Area-of-a-Form-via-URL-encoding.

Or maybe you are referring to prepopulating values to other form fields? Please check this guide http://www.jotform.com/help/71-Prepopulating-fields-to-your-JotForm-via-URL-parameters. Inform us if that is not what you've been looking for.