<jdoc:include type=”modules” name=”POSITION-NAME” />

Example : <jdoc:include type=”modules” name=”position1″ />

The above mentioned code will load all the modules that are assigned to the position “position1”

<?php

$app = JFactory::getApplication();

$templateDir = JURI::base() . ‘templates/’ . $app->getTemplate();

echo $templateDir;//template path

?>

 <?php
  $editor =& JFactory::getEditor();
  echo $editor->display( 'story', $story , '600', '300', '5', '2' );
 ?>

<?php
 $dVar=new JConfig();
 echo $dVar->dbprefix //jos_
?>

<?php
 $user = & JFactory::getUser();
 if($user_id=$user_id=$user->get('id'))
 	echo "Logged in user"
?>

<?php
 $user = & JFactory::getUser();
 echo $user_id=$user_id=$user->get('id');
?>