How to install sims 2? plzzzzz help me out!

i have downloaded sims 2 frm rapid share n on extracting the rar files i hav got different folders of cd1 cd2 cd3 cd4 now when i start installation it stops at 23% n calls for cd2…so now wat shud i do i hav deamon tools but there is no iso file so i shud mount which file???/
plz help me plz!!!

Buy the Game and the problem will be solved.