var humboldtpark = [
new GLatLng(41.913231948825356,-87.74595737457275),
new GLatLng(41.914062273354595,-87.68720626831055),
new GLatLng(41.888413034912084,-87.68660545349121),
new GLatLng(41.88777406808544,-87.74548530578613),
new GLatLng(41.913231948825356,-87.74595737457275)
];
addPolygon(humboldtpark);