win = XCreateWindow(display, RootWindow(display, 0),
x, y, w, h, 10, CopyFromParent, CopyFromParent,
CopyFromParent, 0, NULL);
XSetWindowBackground(display,win,WhitePixel(display,0));
win = XCreateWindow(display, RootWindow(display, 0),
x, y, w, h, 10, CopyFromParent, CopyFromParent,
CopyFromParent, 0, NULL);
XSetWindowBackground(display,win,WhitePixel(display,0));