Dodge Repair: 1997 Caravan, radio power, dollor

Question
I have just purchased a van and the battery was dead so I replaced it.  now I have an electrical system that does not function.  The Radio, power windows, and A/C do not work.  the A/C control buttons all flash.  i was told that there is a sequence of buttons to push to reinitialize the system, but I do not have a manual. Please help.  

Answer
Hello Mark
on the cars to day once the battery was removed the compuiter lost its mem,
if does not reset the compuiter will have to be reorogamed by a dealer it is a 45 dollor charge for the serivice.
Good luck to you and olease rate my serivice

pete