Changing Window shapes

[V.G]

I'm trying to develop a Audio player. How do i change the window's shape from basic rects to some other shape, like an oval or something?

[Dante Shamest]

Win32 Window Skinning

[V.G]

the article was nice

[Born_2B_Alone]

Hi... I wanna ask...how about the buttons? I wrote my code for highlight and repaint pushed buttons, but I think this is not the best way, it work a bit slow. So...any suggestions about how to load ant repaint bitmap buttons in skinable program? thnx.