function OpenWindow() {
    Geometry.apply(this, arguments);
    this.points = [];
	this.point1=null;
	this.point2=null;
	this.toward=1;
	this.vectorMeasureid=null;
	this.wallThickness;
	this.symbolType="window";
};

OpenWindow.prototype = new Geometry();
OpenWindow.prototype.geoType = "OpenWindow";