Add Google +snippets to TwentyTen page template

functions.php

function werewp_image_plus($html, $id , $class){
    $html = str_replace('class="'.$class.'"','itemprop="image" class="'.$class.'"',$html);
return $html;
}
add_filter('get_image_tag','werewp_image_plus',10,4);

loop-page.php

<?php
/**
 * The loop that displays a page.
 *
 * The loop displays the posts and the post content.  See
 * http://codex.wordpress.org/The_Loop to understand it and
 * http://codex.wordpress.org/Template_Tags to understand
 * the tags used in it.
 *
 * This can be overridden in child themes with loop-page.php.
 *
 * @package WordPress
 * @subpackage Twenty_Ten
 * @since Twenty Ten 1.2
 */
?>

<?php if ( have_posts() ) while ( have_posts() ) : the_post(); ?>

				<div itemscope itemtype="http://schema.org/Article" id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
					<?php if ( is_front_page() ) { ?>
						<h2 class="entry-title"><?php the_title(); ?></h2>
					<?php } else { ?>
						<h1 itemprop="name" class="entry-title"><?php the_title(); ?></h1>
					<?php } ?>

					<div itemprop="description" class="entry-content">
						<?php the_content(); ?>
						<?php wp_link_pages( array( 'before' => '<div class="page-link">' . __( 'Pages:', 'twentyten' ), 'after' => '</div>' ) ); ?>
						<?php edit_post_link( __( 'Edit', 'twentyten' ), '<span class="edit-link">', '</span>' ); ?>
					</div><!-- .entry-content -->
				</div><!-- #post-## -->

				<?php comments_template( '', true ); ?>

<?php endwhile; // end of the loop. ?>