How to give light effects to the window using wpf?

Hi,

I want to give light efffets to the  main  window from pop up window

(i.e from pop up window if i will change slider according to the light should be change)  

using wpf?what should i do?

Thanks in advance

Hi,

It is very simple, You have to change the Background colour of using RGB when every time you change the slider value.
Here related sample code

http://blogs.msdn.com/b/wpfsdk/archive/2008/09/08/custom-window-chrome-in-wpf.aspx

thank you