gistfile1.js

var elementId = "testCanvas";
var stageWidth = 300;
var stageHeight = 300;
var backgroundColor = "#abc";

var stage;

function init() {
    var canvas = document.getElementById(elementId);
    canvas.style.width = stageWidth + "px";
    canvas.style.height = stageHeight + "px";
    stage = new createjs.Stage(canvas);
    var background = new createjs.Shape();
    background.graphics.beginFill(backgroundColor).drawRect(0, 0, stageWidth, stageHeight).endFill();
    stage.addChild(background);

    if (createjs.Touch.isSupported()) {
        createjs.Touch.enable();
    }
    createjs.Ticker.useRAF = true;
    createjs.Ticker.setFPS(24);
    createjs.Ticker.addEventListener("tick", handleTick);

    stage.update();
}

function handleTick() {
    stage.update();
}

init();

html

<canvas id="testCanvas"></canvas>