Deleted folder

[Ondskan]

Hi, I need help.
In my own mistake, i delete the folder where i had instaled King´s Bounty. After succesful restore, when i run the game and load last save, the land surface is whithout any graphics details and battles crash the game.
Can u help me, where are save files, or which files i need backup, when i want continue in my "adventure" ?

Sorry for my english, and bad posted thread, but i´m despairing.