function pasterTempletDiy($path) 
{  
  require_once(DEDEINC."/arc.partview.class.php");  
  global $cfg_basedir,$cfg_templets_dir; 
  $tmpfile = $cfg_basedir.$cfg_templets_dir."/".$path;//模版文件的路徑 
  $dtp = new PartView(); 
  $dtp->SetTemplet($tmpfile); 
  $dtp->Display(); 
}

<?php  
pasterTempletDiy("default/head.htm");  
?>