// step = e.g. 100
// value = 0 to count
static S pageNav2(S baseLink, int count, int value, int step, S nVar) {
  new L<S> l;
  for (int i = 0; i < count; i += step) {
    int n = i/step+1;
    l.add(value == n ? str(n) : ahref(baseLink + (contains(baseLink, "?") : "&" : "?")
      + urlencode(nVar) + "=" + i, n));
  }
  ret p("Pages: " + lines(l));
}