Help pleas, cant see Window media player films on My TV

[axoncell]

I have a Nvidia GeForce FX 5200 card and it works fine , the TV out also works fine EXEPT when I want to see a movie using any media player ??? I could see the menus of the program on the TV but I cant see the film , in its place is just a dark black space , The film plays normally on the computer monitor but not on the TV monitor .
HELP PLEASE

[sixf00t4]

you need to switch the tv-out as your primary display.

[axoncell]

thanks alot IT works