return MathUtil.isBounded(x, mx, mx2) && y > plot.getInnerBounds().y
&& y < plot.getInnerBounds().y + plot.getInnerBounds().height;
}
public InfoWindow openInfoWindow(String html) {
InfoWindow infoWindow = plot.getChart().getView()
.createInfoWindow(html, domainX, rangeY);
infoWindow.open();
return infoWindow;
}