<html>
<head>
<style type="text/css">
#select1{
background-color:blue;
color:red;
}
</style>
<link rel="stylesheet" type="text/css" href="test.css">
<style type="text/css">
@import url(my.css);
</style>
<script src= "include/grid.js "> </script
<script type="text/javascript">
function disp_alert()
{
alert("I am a girl!");
}
</script>
</head>
<body>
<script type="text/javascript">
document.write('<h1>hello world!</h1>');
</script>
<input id="select1" type="button" onclick="disp_alert()" value="显示警告框"/>
</body>
</html>