At a glance, that code looks fine, except you aren't using divs and you nav bar is rather amateurish. Also, don't forget to use CSS. I hosted it to see what it looked like.
http://cub3studios.x10.mx/asdf/asdf.html
And here is my index page, if you want an example of HTML-
http://cub3studios.x10.mx/asdf/asdf.html
And here is my index page, if you want an example of HTML-
Code:
<!DOCTYPE html>
<html>
<head>
<link type="text/css" rel="stylesheet" href="style.css">
<title>Studios</title>
</head>
<body>
<div id="wrapper">
<div id="news">
<p align="center">
News
</p>
</div>
<div id="logo">
<center>
<iframe id="box" height="500" width="695" src="logomain.php"></iframe>
</center>
</div>
</br>
<ul id="nav">
<li><a href="http://cub3studios.x10.mx">Home</a></li>
<li><a href="videos.html">Videos</a></li>
<li><a href="flash.html">Flash</a></li>
<li><a href="about.html">About</a></li>
</ul>
</div>
</body>
</html>