Dual Boot??

Hello All
I want to instruction for dual boot.
I have XP SP 3 in C Drive; D Drive is empty now I want to install Open SUSE 11.0 in D drive.
How I do this dual boot?
I am new to Linux so please give me full instruction so I install my fav linux in my pc.
Thanks

Read this
Partitioning/Install Guide - openSUSE Forums