title: drupal 7 adding custom cck field in html.tpl.php head
body: <p>I need to add a custom base href, I have a organic groups multisite setup. I have a field field_site_url which renders the URL correctly how would I get this to print</p>
  
  <p>I did this but it doesnt work
  base href="what do i put here" target="_blank"</p>
  
  <p>Any ideas please
  Thanks</p>