html标准写法与dreamweaver自动生成的不一样

代码如下:

<!doctype html>
<html>
<header>

<meta charset="utf-8">
<style>

</style>
<script>
//这里写你的js代码
</script>
</header>
<body>

</body>
</html>
接下来介绍html标签
<br/> 换行标签
//不换行
<nobr>
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
</nobr>
//居中样式
<center>
<p>saddddddddddddddddddddddddddddddddd</p>
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
<img src="http://file.ynet.com/2/1403/26/8829944-148x86.jpg">
</center>