final static int vdiff=105;
final static String sel = "#nav .content, #main .content, #extra .content";
private void installHeightHack(final YuiContext Y) {
Y.on("windowresize", new EventCallback() {
@Override
public void call(EventFacade e) {
styleSheet.set(sel, Style.create().height((getMainContent().winHeight()-vdiff)+"px"));
}
});