The first patch for Serious Sam 2 has been released, updating the game (in stores tomorrow) to version 2.064.00. A patch for the demo is available as well. The change list

-Customize keys menu screen is now more mouse friendly.
-Mouse movement is ignored during key binding process (customize keys menu screen).
-Mouse buttons 4 and 5 are now supported (through the customize keys menu screen).
-Cheats button will no more appear on the main menu screen when the user is advised to adjust video settings for the first time.
-Questionable picture has been removed from the multiplayer menu screen.
-Virtual keyboard has been removed from the enter text (enter name) menu screen.
-If a profile is created after clicking on the 'Internet' button, the user is now correctly taken to the GameSpy menu screen.
-Quick saved game will now appear at the top of the saved games list (both for load and save game menu screens).
-Fixed problems with connecting to game servers over the internet.
-Internet server sorting now works correctly (through the 'Find match' menu screen).
-Popup menus used to enter server IP address now have button bars at the bottom to provide mouse functionality.
-Selected row in a list doesn't change any more if mouse is moved over the list while a popup menu is displayed.