Hi Steve

<!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=utf-8" />
<title>Untitled Document</title>
<style>
#one { background: #0f0; }
#two { background: #F00; }
#three { background: #FF0; }
.centre { width: 800px; margin: auto; text-align: center; }
</style>
</head>
<body>
<div id="one">
<div class="centre">
Divs will stretch to fit the content, no need to set 700px height<br />
</div>
</div>
<div id="two">
<div class="centre">
Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />
</div>
</div>
<div id="three">
<div class="centre">
Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />Divs will stretch to fit the content, no need to set 700px height<br />
</div>
</body>
</html>