two monitor problem with win 7

[diablo512]

hi
i have an 8800GTX and 2 19" monitor at 1280x1024x2

i have 2 partition, one with windows xp sp3 and one with win7

i can play every games with 2 monitor (2560x1024 with extended desktop on nVidia control panel) on windows xp but when i tried on windows 7 it doesn't work...there isn't the option in the nVidia control panel

the game play only in the primary screen
even windowed i can't select resolutions over 1280x720

i tried with half life 2, portal and just cause 2

can you help me?

[Dem Pyros]

Windows XP was the last operating system that Nvidia offered the "span" option on.

Either purchase a dualhead2go or revert back to Windows XP if you want to play games over the two monitors. I'm not sure if SoftTH works with only two monitors, but that might be another option you could look into.

[diablo512]

I'm not sure if SoftTH works with only two monitors,
but that might be another option you could look into.

mmm... i tried the last alpha (2.0)

half life 2 works well

half life 2 episode 2 works in menu but when i load a save everything
has a strange color

just cause 2 don't work