public Channel(Coord c, Coord sz, Widget parent) {
super(c, sz, parent);
sb = new Scrollbar(new Coord(sz.x, 0), ih(), this, 0, -ih());
cbtn = new IButton(Coord.z, this, cbtni[0], cbtni[1], cbtni[2]);
cbtn.recthit = true;
cbtn.c = new Coord(sz.x - cbtn.sz.x - sb.sz.x - 3, 0);
}
