针对IE Firefox 数值不一样
| 区域说明 | JavaScript Code |
| 网页可见区域宽 | document.body.clientWidth |
| 网页可见区域高 | document.body.clientHeight |
| 网页可见区域宽(包括边线的宽) | document.body.offsetWidth |
| 网页可见区域高(包括边线的宽) | document.body.offsetHeight |
| 网页正文全文宽 | document.body.scrollWidth |
| 网页正文全文高 | document.body.scrollHeight |
| 网页被卷去的高 | document.body.scrollTop |
| 网页被卷去的左 | document.body.scrollLeft |
| 网页正文部分上 | window.screenTop |
| 网页正文部分左 | window.screenLeft |
| 屏幕分辨率的高 | window.screen.height |
| 屏幕分辨率的宽 | window.screen.width |
| 屏幕可用工作区高度 | window.screen.availHeight |
| 屏幕可用工作区宽度 | window.screen.availWidth |
写个小例子测试一下，看看自己的浏览器现在的大小是多少，这个对于页面resize后的布局非常有用！
阅读代码编辑代码运行效果复制HTML代码保存代码
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head>
<title>Screen Size Test</title>
<script language="JavaScript" type="text/JavaScript">
<!--
function displayScreenSize()
{
var bodyWidth =document.body.clientWidth; //网页可见区域宽
var bodyHeight =document.body.clientHeight; //网页可见区域高
var bodyWidthWithBorder =document.body.offsetWidth; //网页可见区域宽(包括边线的宽)
var bodyHeightWithBorder=document.body.offsetHeight; //网页可见区域高(包括边线的宽)
var bodyWidthWithScroll =document.body.scrollWidth; //网页正文全文宽
var bodyHeightWithScroll=document.body.scrollHeight; //网页正文全文高
var bodyTopHeight =document.body.scrollTop; //网页被卷去的上边距
var bodyLeftWidth =document.body.scrollLeft; //网页被卷去的左边距
var windowTopHeight =window.screenTop; //网页正文部分上边距
var windowLeftWidth =window.screenLeft; //网页正文部分左边距
var screenHeight =window.screen.height; //屏幕分辨率的高
var screenWidth =window.screen.width; //屏幕分辨率的宽
var screenAvailHeight =window.screen.availHeight; //屏幕可用工作区高度
var screenAvailWidth =window.screen.availWidth; //屏幕可用工作区宽度
var Str="<p>";
Str+="网页可见区域宽:<span class='data'>"+bodyWidth+"px</span><br>";
Str+="网页可见区域高:<span class='data'>"+bodyHeight+"px</span><br>";
Str+="网页可见区域宽(包括边线的宽):<span class='data'>"+bodyWidthWithBorder+"px</span><br>";
Str+="网页可见区域高(包括边线的宽):<span class='data'>"+bodyHeightWithBorder+"px</span><br>";
Str+="网页正文全文宽:<span class='data'>"+bodyWidthWithScroll+"px</span><br>";
Str+="网页正文全文高:<span class='data'>"+bodyHeightWithScroll+"px</span><br>";
Str+="网页被卷去的上边距:<span class='data'>"+bodyTopHeight+"px</span><br>";
Str+="网页被卷去的左边距:<span class='data'>"+bodyLeftWidth+"px</span><br>";
Str+="网页正文部分上边距:<span class='data'>"+windowTopHeight+"px</span><br>";
Str+="网页正文部分左边距:<span class='data'>"+windowLeftWidth+"px</span><br>";
Str+="屏幕分辨率的高:<span class='data'>"+screenHeight+"px</span><br>";
Str+="屏幕分辨率的宽:<span class='data'>"+screenWidth+"px</span><br>";
Str+="屏幕可用工作区高度:<span class='data'>"+screenAvailHeight+"px</span><br>";
Str+="屏幕可用工作区宽度:<span class='data'>"+screenAvailWidth+"px</span><br>";
Str+="</p>"
document.getElementById('dispaly').innerHTML=Str;
}
// -->
</script>
<style type="text/css">
<!--
A:link {}{
text-decoration: none;
color: #ff0000;
font-weight: normal;
}
A:visited {}{
text-decoration: none;
color: #ff6666;
font-weight: normal;
}
A:active {}{
text-decoration: none;
color: #ff0000;
font-weight: normal;
}
A:hover {}{
text-decoration: underline;
color: #ff0000;
font-weight: normal;
}
.title {}{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 24px;
font-weight: bold;
color: #990000;
}
.display {}{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 12px;
}
.data {}{
color: #FF0000;
font-weight: bold;
}
.foot {}{
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 12px;
color: #5e5e5e;
}
-->
</style>
</head><body onresize="javascript:displayScreenSize();" onload="javascript:displayScreenSize();">
<span class="title">Screen Size Test</span>
<hr align="left" size="1" noshade>
<span class="display">Now we get the screen size about this browser </span><br>
<span class="display" id="dispaly"></span>
<hr align="left" size="1" noshade>
<p align="right"><span class="foot">Screen Size Test by <a href="http://apolloge.cnblogs.com/">
apolloge</a> </span></p>
</body></html>
本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/lzgctgc/archive/2007/08/17/1748399.aspx
