JS测试显示屏分辨率以及屏幕尺寸的方法

  如何用JS特效显示自己的屏幕分辨率以及屏幕尺寸呢?请看下面一段代码:

  

复制代码 代码如下:

  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

  <html xmlns="http://www.w3.org/1999/xhtml">

  <head>

  <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

  <title>JS测试显示器分辨率</title>

  </head>

  <body>

  <div style="width:1cm;" id="hutia"></div>

  <SCRIPT LANGUAGE="JavaScript">

  document.write('您的显示器分辨率为:\n' + screen.width + '*' + screen.height + ' pixels<br/>');

  var ww = document.getElementById("hutia").offsetWidth, w = screen.width/ww, h = screen.height/ww, r = Math.round(Math.sqrt(w*w + h*h) / 2.54);

  document.write('您的显示器尺寸为:\n' + (screen.width/ww).toFixed(1) + '*' + (screen.height/ww).toFixed(1) + ' cm, '+ r +'寸<br/>');

  </SCRIPT>

  </body>

  </html>