help me ! how re download the game

here is my problem. I've downloaded sso before and i kind of stopped for a bit and i deleted it from my documents but when i re downloaded yesterday , i couldn't install it, i downloaded but can't install
so can someone help me because when installing they ask me to save on web or in a document which i can't do cuz i deleted all my documents and can't save it in my GiGaStone

show screen.

no need to ,its just before installing.. its when i try to install after downloading