When i first started to install the game i stopped it on about 3%. when i came to install it tonight it wouldnt let me. (well it didnt come up with the install screen where you choose the directory) instead it came up with "would you like to modify or add files", "repair" and "remove" i did remove but it didnt work and i tried repair and it wouldnt reinstall it..what should i do ...please help.. and i have gone through regedit and deleted anything to do with the game!!!