<!DOCTYPE html>
<html>
  <head>
        <title>请调整浏览器窗口</title>
        <meta charset="utf-8" />
        <meta http-equiv="content-type" content="text/html; charset=gb2312">
  </head>
<body>
 <h2 align="center">请调整浏览器窗口大小</h2><hr>
 <form action="#" method="get" name="form1" id="form1">
 <!--显示浏览器窗口的实际尺寸-->
 浏览器窗口 的 实际高度: <input type="text" name="availHeight" size="4"><br>
 浏览器窗口 的 实际宽度: <input type="text" name="availWidth" size="4"><br>
 </form>
<script type="text/javascript">


    var winWidth = 0;
    var winHeight = 0;
    function findDimensions() //函数:获取尺寸
    {
            //获取窗口宽度
            if (window.innerWidth)
                winWidth = window.innerWidth;
            else if ((document.body) && (document.body.clientWidth))
                winWidth = document.body.clientWidth;
            //获取窗口高度
            if (window.innerHeight)
                winHeight = window.innerHeight;
            else if ((document.body) && (document.body.clientHeight))
                winHeight = document.body.clientHeight;
            //通过深入Document内部对body进行检测,获取窗口大小
            if (document.documentElement && document.documentElement.clientHeight && document.documentElement.clientWidth)
            {
                winHeight = document.documentElement.clientHeight;
                winWidth = document.documentElement.clientWidth;
            }
            //结果输出至两个文本框
            document.form1.availHeight.value= winHeight;
            document.form1.availWidth.value= winWidth;
    }

    findDimensions();
    //调用函数,获取数值
    window.onresize=findDimensions;

</script>

</body>
</html>

来源:http://blog.csdn.net/xxtjp/article/details/6948731


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