#include <atlimage.h>
CClientDC dc(this);
RECT rect;
GetClientRect(&rect);
CImage back;
back.Load("Wait_0000.jpg");
if(!back.IsNull())
back.Draw(dc.GetSafeHdc(),
rect.left,rect.top,rect.right-rect.left,rect.bottom-rect.top,
0,0,back.GetWidth(),back.GetHeight());