set/transform.js"></script>
    <script src="alloy_finger.js"></script>
    <script src="asset/to.js"></script>
    <script>
        var pinchImg = document.getElementById("pinchImg");
        Transform(pinchImg);
        var initScale = 1;
        new AlloyFinger(pinchImg, {
            multipointStart: function () {
                initScale = pinchImg.scaleX;
            },
            pinch: function (evt) {
                pinchImg.scaleX = pinchImg.scaleY = initScale * evt.zoom;
         