var ss = 'style.css'; if ( level == 'article')  { ss = '../style.css'; }
var mode = document.compatMode ? document.compatMode : 'BackCompat'; 
if ( mode != 'BackCompat' ) 
     { document.writeln ('<link rel="stylesheet" type="text/css" href="' + ss + '">'); }
else { /* "graceful degradation" - don't use the stylesheet */ }