<html>
<body>
<a id='aid1'> aaa </a>
</body>
</html>
想通过JS设置A标签的背景色，我是这样做的，但是行不通：
<html>
<body>
<a id='aid1'> aaa </a>
<SCRIPT language="JavaScript">
document.getElementById('aid1').style='background-color:#c0d2ec';
</SCRIPT>
</body>
</html>
<body>
<a id='aid1'> aaa </a>
</body>
</html>
想通过JS设置A标签的背景色，我是这样做的，但是行不通：
<html>
<body>
<a id='aid1'> aaa </a>
<SCRIPT language="JavaScript">
document.getElementById('aid1').style='background-color:#c0d2ec';
</SCRIPT>
</body>
</html>
<!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>test</title>
<style>
#test{
width:200px;
height:200px;
}
</style>
<script>
function test(){
document.getElementById("test").style.backgroundColor = "red";
}
</script>
</head>
<body>
<div id="test" onclick="test()">点击</div>
</body>
</html>