JavaScript根据图片加载成功后高度设置DIV的高度

 //图片加载完成后将DIV的高度设置为图片的高度
    $(function () {
        var oImg = $("img[id$=imgCont]")[0];
        window.setDivHeight = function () {
            if (oImg.complete) {
                $("div[id$=treeViewDiv]").css({
                    "height": oImg.height + 5 + "px"
                });
                clearTimeout(window.divHeight);
            }
            else {
                window.divHeight = window.setTimeout("window.setDivHeight()", 500);
            }
        }
        window.setDivHeight();
    });