XMoveResizeWindow(ob_display, coords,
a->x + (a->width - s.width) / 2,
a->y + (a->height - s.height) / 2,
s.width, s.height);
XMoveResizeWindow(ob_display, coords,
a->x + (a->width - s.width) / 2,
a->y + (a->height - s.height) / 2,
s.width, s.height);