js显示屏幕分辨率

    <div style=" width:88%;margin:30px auto; color:blue;" id="div_html">
    </div>
    <script type="text/javascript">
        var s = "";
        s += " 网页可见区域宽：" + document.body.clientWidth + "<br />";
        s += " 网页可见区域高：" + document.body.clientHeight + "<br />";
        s += " 网页可见区域宽：" + document.body.offsetWidth + " (包括边线和滚动条的宽)" + "<br />";
        s += " 网页可见区域高：" + document.body.offsetHeight + " (包括边线的宽)" + "<br />";
        s += " 网页正文全文宽：" + document.body.scrollWidth + "<br />";
        s += " 网页正文全文高：" + document.body.scrollHeight + "<br />";
        s += " 网页被卷去的高(ff)：" + document.body.scrollTop + "<br />";
        s += " 网页被卷去的高(ie)：" + document.documentElement.scrollTop + "<br />";
        s += " 网页被卷去的左：" + document.body.scrollLeft + "<br />";
        s += " 网页正文部分上：" + window.screenTop + "<br />";
        s += " 网页正文部分左：" + window.screenLeft + "<br />";
        s += " 屏幕分辨率的高：" + window.screen.height + "<br />";
        s += " 屏幕分辨率的宽：" + window.screen.width + "<br />";
        s += " 屏幕可用工作区高度：" + window.screen.availHeight + "<br />";
        s += " 屏幕可用工作区宽度：" + window.screen.availWidth + "<br />";
        s += " 你的屏幕设置是 " + window.screen.colorDepth + " 位彩色" + "<br />";
        s += " 你的屏幕设置 " + window.screen.deviceXDPI + " 像素/英寸" + "<br />";

        document.getElementById("div_html").innerHTML = s;
    </script>