var stage = acgraph.create("container");
stage.rect(0, stage.height() / 3, stage.width(), stage.height() / 3)
for (var i = 1; i < 11; i = i + 3) {
(stage.width() / 12) * (i - 1) + (stage.width() / 36),
(stage.width() / 12) * (i - 1) + (stage.width() / 36),
rect.fill("#b9b9b9").stroke("#bbb");
rect.fill("#b9b9b9 0." + i).stroke("#bbb");
text.text("opacity: 0." + (i));