The correct structure

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<HTML>
<HEAD>
<TITLE>in the window title</TITLE>
<META http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
</HEAD>
<BODY>in the page area
</BODY>
</HTML>

 

More on DOCTYPE: http://www.w3schools.com/tags/tag_doctype.asp

More on Content-Type : http://ppewww.ph.gla.ac.uk/~flavell/www/content-type.html and
http://www.autisticcuckoo.net/archive.php?id=2005/04/08/doctype-declaration-and-content-type-headers