function Contains(latLng) {
    var j = 0;
    var oddNodes = false;
    var x = latLng.lng();
    var y = latLng.lat();
    for (var i = 0; i < this.getPath().getLength(); i++) {
        j++;
        if (j == this.getPath().getLength()) { j = 0; }
        if (((this.getPath().getAt(i).lat() < y) && (this.getPath().getAt(j).lat() >= y)) || ((this.getPath().getAt(j).lat() < y) && (this.getPath().getAt(i).lat() >= y))) {
            if (this.getPath().getAt(i).lng() + 
            (y - this.getPath().getAt(i).lat()) / (this.getPath().getAt(j).lat() - this.getPath().getAt(i).lat()) * (this.getPath().getAt(j).lng() - this.getPath().getAt(i).lng()) < x) {
                oddNodes = !oddNodes
            }
        }
    }
    return oddNodes;
}

google.maps.Polygon.prototype.Contains = Contains;

function getBounds(latLng) {
    var bounds = new google.maps.LatLngBounds();
    var paths = this.getPaths();
    var path;
    for (var p = 0; p < paths.getLength(); p++) {
        path = paths.getAt(p);
        for (var i = 0; i < path.getLength(); i++) {
            bounds.extend(path.getAt(i));
        }
    }
    return bounds;

}

google.maps.Polygon.prototype.getBounds = getBounds;