help with final fantasy 7 please help!!!!!!!!!!!!!!!!!!!!!

[finalfantasy7gy]

can some one please help me.I downloaded final fantasy 7 from kazaa but it dosent work.it keeps asking me to insert the cd's for the game. i tried to use the crack that came with it but it dont work. i tried using other cracks from diffrent web sites but it was no good did anyone else have this problem and if u did tell me how i can fix it so i can play the game please!!!!!!!!!!!!!!!!!!!!!!!!