//
// getmeta.js
// JavaScript subroutine to output a specified meta data tag content
//
// cribbed from Andrew (Little_G) on http://www.webmasterworld.com/javascript/3224334.htm
// created 2009-02-06 - Adrian Dover <doveral@ukfsn.org>
//  edited 2009-02-19 - added my own getCopyright subroutine
//

function getCopyright()
{ 
  var createYear = getMetaContents('DCTERMS.created').substr(0,4);
  var editYear   = getMetaContents('DCTERMS.modified').substr(0,4);
  if ( editYear == createYear ) {
    return createYear;
  } else {
    return createYear + '-' + editYear;
  }
}


function getMetaContents(attrib) { 
  var metatags = document.getElementsByTagName('meta'); 
  for (var i in metatags) { 
    if (metatags[i].name == attrib) { 
      return metatags[i].content; 
    } 
  } 
}