static void Main(string[] args)
{
try
{
VTDGen vg = new VTDGen();
VTDNav vn = vg.loadIndex("po.vxl");
AutoPilot ap = new AutoPilot(vn);
ap.selectXPath("//items");
int i;
while ((i = ap.evalXPath()) != -1)
{
}
ap.resetXPath();
}
catch (Exception e)
{
}
}