I have a doggy seat similar to this one ... I added 2 leashes on either back post and hook Monday in ...
Itz high enuf for the baby to look out the window, lie down, and also rest her head on the side to look at you. Mine is velour but i don't see them for sale anymore ... Good Luck!
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=120027221531&fromMakeT rack=true