Where can I find the original start-up softwear that I can download for the Lexmark 1150 printer/scanner?

A friend gave me a Lexmark 1150 printer/lasor scanner,but had lost the softwear to start it up,Is there any site I can download the program? Can I buy the soft wear?

http://downloads.lexmark.com/cgi-perl/downloads.cgi?lxkprod=Lexmark+X1150

lexmark.com just look for the drivers section

Lexmark website