DIV圆角

<html xmlns:v>
<head>
<style>
v\:*{behavior: url(#default#VML);}
</style>
</head>
<body>
<v:roundRect style="position:absolute;left:20px;top:50px;width:200px;height:140px;" FillColor="#AAEAFA" Filled="T" />
</body>