you have to insert the disk.
Press delete upon startup until your bios load up.
Change you intial boot device you cd rom.
Then it will read the cd and tell you ro press enter from there it wil load up the setup so you can install windows.
Check out my Counter Strike:Source servers:
***THE DYNASTY***: 18.104.22.168:27015
*** GUNGAME ***: 22.214.171.124:27015
*** SOCCER ***: 126.96.36.199:27015