Index: wp-content/themes/twentytwelve/inc/theme-options.php
===================================================================
--- wp-content/themes/twentytwelve/inc/theme-options.php	(revision 21612)
+++ wp-content/themes/twentytwelve/inc/theme-options.php	(working copy)
@@ -44,7 +44,7 @@
 	}
 
 	/**
-	 * Register the form setting for our options array.
+	 * Registers the form setting for our options array.
 	 *
 	 * This function is attached to the admin_init action hook.
 	 *
@@ -86,7 +86,7 @@
 	}
 
 	/**
-	 * Add our theme options page to the admin menu.
+	 * Adds our theme options page to the admin menu.
 	 *
 	 * This function is attached to the admin_menu action hook.
 	 *
@@ -175,7 +175,7 @@
 	}
 
 	/**
-	 * Sanitize and validate form input. Accepts an array, return a sanitized array.
+	 * Sanitizes and validates form input.
 	 *
 	 * @see options_init()
 	 * @access public
@@ -195,7 +195,7 @@
 	}
 
 	/**
-	 * Implement Twenty Twelve theme options into Theme Customizer.
+	 * Implements Twenty Twelve theme options into Theme Customizer.
 	 *
 	 * @since Twenty Twelve 1.0
 	 * @access public
@@ -233,7 +233,7 @@
 	}
 
 	/**
-	 * Bind JS handlers to make Theme Customizer preview reload changes asynchronously.
+	 * Binds JS handlers to make Theme Customizer preview reload changes asynchronously.
 	 *
 	 * @since Twenty Twelve 1.0
 	 * @access public
@@ -249,7 +249,7 @@
 	}
 
 	/**
-	 * Create path to load fonts CSS file with correct protocol.
+	 * Creates path to load fonts CSS file with correct protocol.
 	 *
 	 * @since Twenty Twelve 1.0
 	 * @access public
Index: wp-content/themes/twentytwelve/content-none.php
===================================================================
--- wp-content/themes/twentytwelve/content-none.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content-none.php	(working copy)
@@ -12,7 +12,7 @@
 			<header class="entry-header">
 				<h1 class="entry-title"><?php _e( 'Nothing Found', 'twentytwelve' ); ?></h1>
 			</header><!-- .entry-header -->
-
+		
 			<div class="entry-content">
 				<p><?php _e( 'Apologies, but no results were found. Perhaps searching will help find a related post.', 'twentytwelve' ); ?></p>
 				<?php get_search_form(); ?>
Index: wp-content/themes/twentytwelve/image.php
===================================================================
--- wp-content/themes/twentytwelve/image.php	(revision 21612)
+++ wp-content/themes/twentytwelve/image.php	(working copy)
@@ -90,13 +90,13 @@
 
 					</div><!-- .entry-content -->
 
-				</article><!-- #post -->
+				</article><!-- #post-<?php the_ID(); ?> -->
 
 				<?php comments_template(); ?>
 
 			<?php endwhile; // end of the loop. ?>
 
 		</div><!-- #content -->
-	</div><!-- #primary .site-content -->
+	</div><!-- #primary -->
 
 <?php get_footer(); ?>
\ No newline at end of file
Index: wp-content/themes/twentytwelve/content-aside.php
===================================================================
--- wp-content/themes/twentytwelve/content-aside.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content-aside.php	(working copy)
@@ -14,10 +14,10 @@
 		<div class="entry-content">
 			<?php the_content( __( 'Continue reading <span class="meta-nav">&rarr;</span>', 'twentytwelve' ) ); ?>
 		</div><!-- .entry-content -->
-	</div>
+	</div><!-- .aside -->
 
 	<footer class="entry-meta">
 		<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<div class="edit-link">', '</div>' ); ?>
 		<a href="<?php the_permalink(); ?>" title="<?php echo esc_attr( sprintf( __( 'Permalink to %s', 'twentytwelve' ), the_title_attribute( 'echo=0' ) ) ); ?>" rel="bookmark"><?php the_date(); ?></a>
 	</footer><!-- .entry-meta -->
-</article><!-- #post -->
+</article><!-- #post-<?php the_ID(); ?> -->
Index: wp-content/themes/twentytwelve/content-page.php
===================================================================
--- wp-content/themes/twentytwelve/content-page.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content-page.php	(working copy)
@@ -20,4 +20,4 @@
 	<footer class="entry-meta">
 		<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<span class="edit-link">', '</span>' ); ?>
 	</footer><!-- .entry-meta -->
-</article><!-- #post -->
+</article><!-- #post-<?php the_ID(); ?> -->
Index: wp-content/themes/twentytwelve/header.php
===================================================================
--- wp-content/themes/twentytwelve/header.php	(revision 21612)
+++ wp-content/themes/twentytwelve/header.php	(working copy)
@@ -39,7 +39,7 @@
 			<h3 class="menu-toggle"><?php _e( 'Show menu', 'twentytwelve' ); ?></h3>
 			<div class="skip-link assistive-text"><a href="#content" title="<?php esc_attr_e( 'Skip to content', 'twentytwelve' ); ?>"><?php _e( 'Skip to content', 'twentytwelve' ); ?></a></div>
 			<?php wp_nav_menu( array( 'theme_location' => 'primary', 'menu_class' => 'nav-menu' ) ); ?>
-		</nav>
+		</nav><!-- #site-navigation -->
 
 		<?php $header_image = get_header_image();
 		if ( ! empty( $header_image ) ) : ?>
Index: wp-content/themes/twentytwelve/content.php
===================================================================
--- wp-content/themes/twentytwelve/content.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content.php	(working copy)
@@ -29,7 +29,7 @@
 				</div><!-- .comments-link -->
 			<?php endif; // comments_open() ?>
 		</header><!-- .entry-header -->
-
+	
 		<?php if ( is_search() ) : // Only display Excerpts for Search ?>
 		<div class="entry-summary">
 			<?php the_excerpt(); ?>
@@ -40,7 +40,7 @@
 			<?php wp_link_pages( array( 'before' => '<div class="page-links">' . __( 'Pages:', 'twentytwelve' ), 'after' => '</div>' ) ); ?>
 		</div><!-- .entry-content -->
 		<?php endif; ?>
-
+	
 		<footer class="entry-meta">
 			<?php twentytwelve_entry_meta(); ?>
 			<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<span class="edit-link">', '</span>' ); ?>
@@ -61,4 +61,4 @@
 				</div><!-- #author-info -->
 			<?php endif; ?>
 		</footer><!-- .entry-meta -->
-	</article><!-- #post -->
+	</article><!-- #post-<?php the_ID(); ?> -->
Index: wp-content/themes/twentytwelve/functions.php
===================================================================
--- wp-content/themes/twentytwelve/functions.php	(revision 21612)
+++ wp-content/themes/twentytwelve/functions.php	(working copy)
@@ -35,8 +35,8 @@
  * Sets up theme defaults and registers support for various WordPress features.
  *
  * @uses load_theme_textdomain() For translation/localization support.
- * @uses add_theme_support() To add support for post thumbnails, automatic feed links, custom headers
- * 	and backgrounds, and post formats.
+ * @uses add_theme_support() To add support for post thumbnails, automatic feed links,
+ * 	custom backgrounds, and post formats.
  * @uses register_nav_menu() To add support for navigation menus.
  * @uses set_post_thumbnail_size() To set a custom post thumbnail size.
  *
@@ -45,7 +45,7 @@
 function twentytwelve_setup() {
 	global $twentytwelve_options;
 
-	/**
+	/*
 	 * Make Twenty Twelve available for translation.
 	 * Translations can be added to the /languages/ directory.
 	 * If you're building a theme based on Twenty Twelve, use a find and replace
@@ -69,7 +69,7 @@
 	// This theme uses wp_nav_menu() in one location.
 	register_nav_menu( 'primary', __( 'Primary Menu', 'twentytwelve' ) );
 
-	// Add support for custom background.
+	// Add support for custom background and a default background color.
 	add_theme_support( 'custom-background', array(
 		'default-color' => 'e6e6e6',
 	) );
@@ -86,27 +86,27 @@
 require( get_template_directory() . '/inc/custom-header.php' );
 
 /**
- * Enqueue scripts and styles for front-end.
+ * Enqueues scripts and styles for front-end.
  *
  * @since Twenty Twelve 1.0
  */
 function twentytwelve_scripts_styles() {
 	global $twentytwelve_options;
 
-	/**
+	/*
 	 * Add JavaScript to pages with the comment form to support
 	 * sites with threaded comments (when in use).
 	 */
 	if ( is_singular() && comments_open() && get_option( 'thread_comments' ) )
 		wp_enqueue_script( 'comment-reply' );
 
-	/**
+	/*
 	 * JavaScript for handling navigation menus and the resized
 	 * styles for small screen sizes.
 	 */
 	wp_enqueue_script( 'twentytwelve-navigation', get_template_directory_uri() . '/js/navigation.js', array(), '20120824', true );
 
-	/**
+	/*
 	 * Load special font CSS file.
 	 * Depends on Theme Options setting.
  	 */
@@ -114,12 +114,12 @@
 	if ( $options['enable_fonts'] )
 		wp_enqueue_style( 'twentytwelve-fonts', $twentytwelve_options->custom_fonts_url(), array(), null );
 
-	/**
+	/*
 	 * Load our main CSS file.
 	 */
 	wp_enqueue_style( 'twentytwelve-style', get_stylesheet_uri() );
 
-	/**
+	/*
 	 * Load HTML5 shiv for older IE version support for HTML5 elements.
 	 * Ideally, should load after main CSS file.
 	 *
@@ -139,6 +139,7 @@
  *
  * @param string $title Default title text for current view.
  * @param string $sep Optional separator.
+ * 
  * @return string Filtered title.
  */
 function twentytwelve_wp_title( $title, $sep ) {
@@ -164,7 +165,7 @@
 add_filter( 'wp_title', 'twentytwelve_wp_title', 10, 2 );
 
 /**
- * Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
+ * Gets our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
  *
  * @since Twenty Twelve 1.0
  */
@@ -175,7 +176,7 @@
 add_filter( 'wp_page_menu_args', 'twentytwelve_page_menu_args' );
 
 /**
- * Register our single widget area.
+ * Registers our single widget area.
  *
  * @since Twenty Twelve 1.0
  */
@@ -213,7 +214,7 @@
 add_action( 'widgets_init', 'twentytwelve_widgets_init' );
 
 /**
- * Count the number of footer sidebars to enable dynamic classes for the footer
+ * Counts the number of footer sidebars to enable dynamic classes for the footer
  *
  * @since Twenty Twelve 1.0
  */
@@ -228,7 +229,7 @@
 
 if ( ! function_exists( 'twentytwelve_content_nav' ) ) :
 /**
- * Display navigation to next/previous pages when applicable.
+ * Displays navigation to next/previous pages when applicable.
  *
  * @since Twenty Twelve 1.0
  */
@@ -288,7 +289,7 @@
 						sprintf( __( '%1$s at %2$s', 'twentytwelve' ), get_comment_date(), get_comment_time() )
 					);
 				?>
-			</header>
+			</header><!-- .comment-meta -->
 
 			<?php if ( '0' == $comment->comment_approved ) : ?>
 				<p class="comment-awaiting-moderation"><?php _e( 'Your comment is awaiting moderation.', 'twentytwelve' ); ?></p>
@@ -297,12 +298,12 @@
 			<section class="comment comment-content">
 				<?php comment_text(); ?>
 				<?php edit_comment_link( __( 'Edit', 'twentytwelve' ), '<p class="edit-link">', '</p>' ); ?>
-			</section>
+			</section><!-- .comment -->
 
 			<div class="reply">
 				<?php comment_reply_link( array_merge( $args, array( 'reply_text' => __( 'Reply <span>&darr;</span>', 'twentytwelve' ), 'depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ); ?>
 			</div><!-- .reply -->
-		</article><!-- #comment-## -->
+		</article><!-- #comment-<?php comment_ID(); ?> -->
 	<?php
 		break;
 	endswitch; // end comment_type check
@@ -384,7 +385,7 @@
 add_filter( 'body_class', 'twentytwelve_body_class' );
 
 /**
- * Adjust $content width for full-width and single image attachment templates
+ * Adjusts $content width for full-width and single image attachment templates
  * and when there are no active widgets in the sidebar.
  *
  * @since Twenty Twelve 1.0
Index: wp-content/themes/twentytwelve/404.php
===================================================================
--- wp-content/themes/twentytwelve/404.php	(revision 21612)
+++ wp-content/themes/twentytwelve/404.php	(working copy)
@@ -15,7 +15,7 @@
 			<article id="post-0" class="post error404 no-results not-found">
 				<header class="entry-header">
 					<h1 class="entry-title"><?php _e( 'This is somewhat embarrassing, isn&rsquo;t it?', 'twentytwelve' ); ?></h1>
-				</header>
+				</header><!-- .entry-header -->
 
 				<div class="entry-content">
 					<p><?php _e( 'It seems we can&rsquo;t find what you&rsquo;re looking for. Perhaps searching can help.', 'twentytwelve' ); ?></p>
@@ -24,6 +24,6 @@
 			</article><!-- #post-0 -->
 
 		</div><!-- #content -->
-	</div><!-- #primary .site-content -->
+	</div><!-- #primary -->
 
 <?php get_footer(); ?>
\ No newline at end of file
Index: wp-content/themes/twentytwelve/content-quote.php
===================================================================
--- wp-content/themes/twentytwelve/content-quote.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content-quote.php	(working copy)
@@ -17,4 +17,4 @@
 		<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<div class="edit-link">', '</div>' ); ?>
 		<a href="<?php the_permalink(); ?>" title="<?php echo esc_attr( sprintf( __( 'Permalink to %s', 'twentytwelve' ), the_title_attribute( 'echo=0' ) ) ); ?>" rel="bookmark"><?php the_date(); ?></a>
 	</footer><!-- .entry-meta -->
-</article><!-- #post -->
+</article><!-- #post-<?php the_ID(); ?> -->
Index: wp-content/themes/twentytwelve/author.php
===================================================================
--- wp-content/themes/twentytwelve/author.php	(revision 21612)
+++ wp-content/themes/twentytwelve/author.php	(working copy)
@@ -26,7 +26,7 @@
 
 			<header class="archive-header">
 				<h1 class="archive-title"><?php printf( __( 'Author Archives: %s', 'twentytwelve' ), '<span class="vcard"><a class="url fn n" href="' . esc_url( get_author_posts_url( get_the_author_meta( "ID" ) ) ) . '" title="' . esc_attr( get_the_author() ) . '" rel="me">' . get_the_author() . '</a></span>' ); ?></h1>
-			</header>
+			</header><!-- .archive-header -->
 
 			<?php
 				/* Since we called the_post() above, we need to
@@ -64,7 +64,7 @@
 		<?php endif; ?>
 
 		</div><!-- #content -->
-	</section><!-- #primary .site-content -->
+	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
 <?php get_footer(); ?>
\ No newline at end of file
Index: wp-content/themes/twentytwelve/homepage.php
===================================================================
--- wp-content/themes/twentytwelve/homepage.php	(revision 21612)
+++ wp-content/themes/twentytwelve/homepage.php	(working copy)
@@ -11,20 +11,20 @@
 
 	<div id="primary" class="site-content">
 		<div id="content" role="main">
-
+	
 			<?php while ( have_posts() ) : the_post(); ?>
 				<?php if ( has_post_thumbnail() ) { ?>
 					<div class="entry-page-image">
 						<?php the_post_thumbnail(); ?>
 					</div>
 				<?php } ?>
-
+	
 				<?php get_template_part( 'content', 'page' ); ?>
-
+	
 			<?php endwhile; // end of the loop. ?>
-
+	
 		</div><!-- #content -->
-	</div><!-- #primary .site-content -->
+	</div><!-- #primary -->
 
 <?php get_sidebar( 'home' ); ?>
 <?php get_footer(); ?>
\ No newline at end of file
Index: wp-content/themes/twentytwelve/content-link.php
===================================================================
--- wp-content/themes/twentytwelve/content-link.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content-link.php	(working copy)
@@ -13,9 +13,9 @@
 		<div class="entry-content">
 			<?php the_content( __( 'Continue reading <span class="meta-nav">&rarr;</span>', 'twentytwelve' ) ); ?>
 		</div><!-- .entry-content -->
-
+	
 		<footer class="entry-meta">
 			<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<div class="edit-link">', '</div>' ); ?>
 			<a href="<?php the_permalink(); ?>" title="<?php echo esc_attr( sprintf( __( 'Permalink to %s', 'twentytwelve' ), the_title_attribute( 'echo=0' ) ) ); ?>" rel="bookmark"><?php the_date(); ?></a>
 		</footer><!-- .entry-meta -->
-	</article><!-- #post -->
+	</article><!-- #post-<?php the_ID(); ?> -->
Index: wp-content/themes/twentytwelve/editor-style.css
===================================================================
--- wp-content/themes/twentytwelve/editor-style.css	(revision 21612)
+++ wp-content/themes/twentytwelve/editor-style.css	(working copy)
@@ -1,6 +1,6 @@
-/**
-* Theme Name: Twenty Twelve
-* Description: Used to style the TinyMCE editor.
+/*
+Theme Name: Twenty Twelve
+Description: Used to style the TinyMCE editor.
 */
 
 html {
Index: wp-content/themes/twentytwelve/content-image.php
===================================================================
--- wp-content/themes/twentytwelve/content-image.php	(revision 21612)
+++ wp-content/themes/twentytwelve/content-image.php	(working copy)
@@ -12,9 +12,9 @@
 		<div class="entry-content">
 			<?php the_content( __( 'Continue reading <span class="meta-nav">&rarr;</span>', 'twentytwelve' ) ); ?>
 		</div><!-- .entry-content -->
-
+	
 		<footer class="entry-meta">
 			<h1><a href="<?php the_permalink(); ?>" title="<?php echo esc_attr( sprintf( __( 'Permalink to %s', 'twentytwelve' ), the_title_attribute( 'echo=0' ) ) ); ?>" rel="bookmark"><?php the_title(); ?></a></h1>
 			<h2><?php the_date(); ?></h2>
 		</footer><!-- .entry-meta -->
-	</article><!-- #post -->
+	</article><!-- #post-<?php the_ID(); ?> -->
Index: wp-content/themes/twentytwelve/search.php
===================================================================
--- wp-content/themes/twentytwelve/search.php	(revision 21612)
+++ wp-content/themes/twentytwelve/search.php	(working copy)
@@ -16,7 +16,7 @@
 
 			<header class="page-header">
 				<h1 class="page-title"><?php printf( __( 'Search Results for: %s', 'twentytwelve' ), '<span>' . get_search_query() . '</span>' ); ?></h1>
-			</header>
+			</header><!-- .page-header -->
 
 			<?php twentytwelve_content_nav( 'nav-above' ); ?>
 
@@ -43,7 +43,7 @@
 		<?php endif; ?>
 
 		</div><!-- #content -->
-	</section><!-- #primary .site-content -->
+	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
 <?php get_footer(); ?>
\ No newline at end of file
Index: wp-content/themes/twentytwelve/archive.php
===================================================================
--- wp-content/themes/twentytwelve/archive.php	(revision 21612)
+++ wp-content/themes/twentytwelve/archive.php	(working copy)
@@ -49,7 +49,7 @@
 							echo '<div class="archive-meta">' . $category_description . '</div>';
 					}
 				?>
-			</header><!-- /. archive-header -->
+			</header><!-- .archive-header -->
 
 			<?php
 			/* Start the Loop */
@@ -71,7 +71,7 @@
 		<?php endif; ?>
 
 		</div><!-- #content -->
-	</section><!-- #primary .site-content -->
+	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
 <?php get_footer(); ?>
\ No newline at end of file