var marker = new longdo.Marker({lat:13.78,lon:100.43},
{
  draggable: true
});
var geom1 = new longdo.Polygon([
  {lat:13.94,lon:100.20},
  {lat:13.94,lon:100.45},
  {lat:13.62,lon:100.45},
  {lat:13.62,lon:100.20}
], {
  lineWidth: 1,
  lineColor: 'rgba(0, 0, 0, 0.7)',
  fillColor: 'rgba(246, 210, 88, 0.6)',
  label:'geom 1'
});
var geom2 = new longdo.Polygon([
  {lat:13.94,lon:100.70},
  {lat:13.94,lon:100.45},
  {lat:13.62,lon:100.45},
  {lat:13.62,lon:100.70}
], {
  lineWidth: 1,
  lineColor: 'rgba(0, 0, 0, 0.7)',
  fillColor: 'rgba(209, 47, 47, 0.6)',
  label:'geom 2'
});

map.Overlays.add(marker);
map.Overlays.add(geom1);
map.Overlays.add(geom2);

var checkGeom1 = geom1.contains(marker);
var checkGeom2 = geom2.contains(marker);