is there a way to downlaod software for the dell photo printer 720?

i have insprion b130 and when i got it it came with the dell photo printer 720.  ihad the software to download it and it worked fine. over i rececntly got it updated to windows vista and it erased the printers i had on mylaptop( i had 3). i do not know where the disk is and now can not install it. is there anyway to download the software from online or am i basically screwed?