How to do mirroring in windows 2003 server

hi..
i have two hard drive of 500gb each.. i want to make mirror image of one hdd to other hdd.. i don’t have RAID facility in my dell poweredge server…
how to do it?
all my database and application license is on my server, i want mirror image which will automatically save all my day to day work in master hdd and mirror hdd also.. please help me how to do it?
my email id is rashmigosavi@gmail.com

thanks
rashmi