<!DOCTYPE HTML>
<html>?
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>熱身</title>
</head>
<body>?
? <p id="p1">我是第一段文字</p>
? <p id="p2">我是第二段文字</p>
??
?<script type="text/javascript">
document.write("hello"); ? ?
document.getElementById("p2").style.color="yellow";
? ??
? </script>
</body>
</html>
