Window

var openWindow : boolean = false;
var windowRect : Rect = Rect (20, 20, 120, 50);

OnMouseDown () {
	openWindow = ! openWindow;
}

OnGUI () {
	if (openWindow) {
		windowRect = GUI.Window (0, windowRect, DoMyWindow, "My Window");
	}
}

function DoMyWindow (windowID : int) {
	if (GUI.Button (Rect (10,20,100,20), "Hello World"))
		print ("Got a click");
}