protected void placecbtn() {
        cbtn.c = new Coord(wsz.x - 3 - Utils.imgsz(cbtni[0]).x, 3).sub(mrgn)
                .sub(wbox.tloff());
        if (flipped) {
            fbtn.c = new Coord(cbtn.c.x, wsz.y - 3 - Utils.imgsz(fbtni[0]).y
                    - mrgn.y - wbox.tloff().y);
            if (lockbtn != null)
                lockbtn.c = new Coord(3 - wbox.tloff().x - mrgn.x, cbtn.c.y);
            if (flipbtn != null)
                flipbtn.c = new Coord(5 - wbox.tloff().x - mrgn.x, fbtn.c.y);
            if (plus != null)
                plus.c = cbtn.c.sub(16, 0);
            if (minus != null) {
                minus.c = fbtn.c.sub(16, 0);
                beltNumC = minus.c.add(plus.c).div(2).add(36, 22);
            }
        } else {
            fbtn.c = new Coord(3 - wbox.tloff().x, cbtn.c.y);
            if (lockbtn != null)
                lockbtn.c = new Coord(fbtn.c.x, wsz.y - 21 - mrgn.y
                        - wbox.tloff().y);
            if (flipbtn != null)
                flipbtn.c = new Coord(cbtn.c.x - 2, wsz.y - 21 - mrgn.y
                        - wbox.tloff().y);
            if (plus != null)
                plus.c = flipbtn.c.sub(0, 16);
            if (minus != null) {
                minus.c = lockbtn.c.sub(0, 16);
                beltNumC = minus.c.add(plus.c).div(2).add(20, 38);
            }
        }
    }