61,124
社区成员
发帖
与我相关
我的任务
分享
<!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>无标题文档</title>
<style type="text/css" >
#div1{ position:relative;height:800px; border:1px solid red;}
#div1 div{ position:absolute;border:1px solid gray;}
</style>
</head>
<body>
<div id="div1">
<div><a href="">CSDN</a></div>
<div><a><img src="http://c.csdn.net/bbs/t/5/i/pic_logo.gif" /></a></div>
<div>姓名<input size="5" /></div>
<div><select><option>选择</option></select></div>
<div>helloworld</div>
</div>
<script type="text/javascript" >
var centerx = 400; //圆心X
var centery = 300; //圆心Y
var r = 300; //半径
var odivs = document.getElementById("div1").getElementsByTagName("DIV"); //图片集合
var cnt = odivs.length; //图片数
var da = 360 / cnt; //图片间隔角度
for (var i = 0; i < cnt; i++) {
odivs[i].style.left = centerx + r * Math.cos(da * i / 180 * Math.PI) + "px";
odivs[i].style.top = centery + r * Math.sin(da * i / 180 * Math.PI) + "px";
}
</script>
</body>
</html>