static JSplitPane jhsplit(Component etc l, Component etc r) {
  ret jhsplit(l, r, 0.5);
}

static JSplitPane jhsplit(Component etc l, Component etc r, double splitPoint, int delay) {
  // delay now ignored
  ret jhsplit(l, r, splitPoint);
}

static JSplitPane jhsplit(Component etc l, Component etc r, double splitPoint) {
  ret setSplitPaneOnFirstShowing(
    swingNu(JSplitPane.class, JSplitPane.HORIZONTAL_SPLIT, wrap(l), wrap(r)),
    splitPoint);
}

static JSplitPane jhsplit(double splitPoint, Component etc l, Component etc r) {
  ret jhsplit(l, r, splitPoint);
}