var diameter = 200;
var pitch = 800;
var N = 20;
var spacing=50

var bitmap_width = (N-1)*pitch+diameter;
var bitmap_height = (N-1)*pitch+spacing+2*diameter;

var doc = app.documents.add(DocumentColorSpace.RGB, bitmap_width, bitmap_height);
var artLayer = doc.layers[0];
var newRGBColor = new RGBColor();
newRGBColor.red =0;
newRGBColor.green = 0;
newRGBColor.blue = 0;
doc.defaultFillColor = newRGBColor;
doc.defaultStroked = false;
app.defaultFilled = true;

function drawcircle(x_location, y_location, diameter) {
	artLayer.pathItems.ellipse(y_location, x_location, diameter, diameter, false, true);
}

function draw_verticaldoubleholes(x_location, y_location, diameter, spacing) {
	
	artLayer.pathItems.ellipse(y_location+2*diameter+spacing,x_location, diameter, diameter, false, true);
	artLayer.pathItems.ellipse(y_location+diameter,x_location, diameter, diameter, false, true);
     var myLine = doc.pathItems.add();
	myLine.stroked=true;
	myLine.setEntirePath([[x_location+diameter/2,y_location+diameter+spacing], [x_location+diameter/2, y_location+diameter]]);

}

for (Ny=0; Ny<N;Ny++) {
	for (Nx=0;Nx<N;x=Nx++) {
		draw_verticaldoubleholes(Nx*pitch, Ny*pitch, diameter, spacing);
	}
}