default page.tpl.php
here is a sample page.tpl.php. note if the template does not exist, a default template is used. Comments are also optional but included here for code clarity
<head>
<title>
<?php print $head_title; //print the page title ?>
</title>
<?php print head; //print header ?>
<?php print $styles; //print relevant styles ?>
<?php print $scripts; //print page scripts ?>
</head>
<?php if($site_slogan); ?>
<div id='site-slogan'><?php print $site_slogan; ?></div>
</div>
<?php endif; ?>