HVAC Interior Differances? in Neons

I work for http://www.alloverlays.com

We have overlays available for these HVAC panels for 95-99 Neons
http://www.alloverlays.com/store/catalog/cneoacfull.jpg
http://www.alloverlays.com/store/catalog/cneonfull.jpg

Does anyone know what the different options where to make Dodge differant HVAC panels in the same cars?

The one with out the forth knob will be avalible soon, but is not yet ready.

Thanks!
-jeremy
http://www.alloverlays.com

doesn't look a thing like the panel in my 97 neon

here is a picture of the other Neon HVAC (i know its small, but i got the pic on Cardomain)
http://images.cardomain.com/member_img_a/332000-332999/332454_5_full.jpg