diff --git a/functions.php b/functions.php
index 1d7afc2..25c81d1 100644
--- a/functions.php
+++ b/functions.php
@@ -2,31 +2,32 @@
 
 if (!defined('__DIR__')) define('__DIR__', dirname(__FILE__));
 
-require_once locate_template( '/inc/roots-activation.php' );  // activation
-require_once locate_template( '/inc/roots-options.php' );     // theme options
-require_once locate_template( '/inc/roots-cleanup.php' );     // cleanup
-require_once locate_template( '/inc/roots-htaccess.php' );    // rewrites for assets, h5bp htaccess
-require_once locate_template( '/inc/roots-hooks.php' );     // hooks
-require_once locate_template( '/inc/roots-actions.php' );     // actions
-require_once locate_template( '/inc/roots-widgets.php' );     // widgets
-require_once locate_template( '/inc/roots-custom.php' );    // custom functions
+require_once locate_template('/inc/roots-activation.php');  // activation
+require_once locate_template('/inc/roots-options.php');     // theme options
+require_once locate_template('/inc/roots-cleanup.php');     // cleanup
+require_once locate_template('/inc/roots-htaccess.php');    // rewrites for assets, h5bp htaccess
+require_once locate_template('/inc/roots-hooks.php');       // hooks
+require_once locate_template('/inc/roots-actions.php');     // actions
+require_once locate_template('/inc/roots-widgets.php');     // widgets
+require_once locate_template('/inc/roots-custom.php');      // custom functions
 
 $roots_options = roots_get_theme_options();
 
 // set the maximum 'Large' image width to the maximum grid width
+// http://wordpress.stackexchange.com/q/11766
 if (!isset($content_width)) {
   global $roots_options;
   $roots_css_framework = $roots_options['css_framework'];
   switch ($roots_css_framework) {
-      case 'blueprint':   $content_width = 950; break;
-      case '960gs_12':  $content_width = 940; break;
-      case '960gs_16':  $content_width = 940; break;
-      case '960gs_24':  $content_width = 940; break;
-      case '1140':    $content_width = 1140;  break;
-      case 'adapt':   $content_width = 940; break;
-      case 'bootstrap':   $content_width = 940; break;
-      case 'foundation':   $content_width = 980; break;
-      default:      $content_width = 950; break;
+      case 'blueprint':   $content_width = 950;   break;
+      case '960gs_12':    $content_width = 940;   break;
+      case '960gs_16':    $content_width = 940;   break;
+      case '960gs_24':    $content_width = 940;   break;
+      case '1140':        $content_width = 1140;  break;
+      case 'adapt':       $content_width = 940;   break;
+      case 'bootstrap':   $content_width = 940;   break;
+      case 'foundation':  $content_width = 980;   break;
+      default:            $content_width = 950;   break;
   }
 }
 
@@ -34,8 +35,8 @@ function roots_setup() {
   load_theme_textdomain('roots', get_template_directory() . '/lang');
 
   // tell the TinyMCE editor to use editor-style.css
-  // if you have issues with getting the editor to show your changes then use the following line:
-  // add_editor_style('editor-style.css?' . time());
+  // if you have issues with getting the editor to show your changes then
+  // use this instead: add_editor_style('editor-style.css?' . time());
   add_editor_style('editor-style.css');
 
   // http://codex.wordpress.org/Post_Thumbnails
@@ -60,7 +61,7 @@ function roots_setup() {
   <?php }
   add_custom_image_header('roots_custom_image_header_site', 'roots_custom_image_header_admin');
 
-  add_theme_support('menus');
+  // http://codex.wordpress.org/Function_Reference/register_nav_menus
   register_nav_menus(array(
     'primary_navigation' => __('Primary Navigation', 'roots'),
     'utility_navigation' => __('Utility Navigation', 'roots')
@@ -69,15 +70,13 @@ function roots_setup() {
 
 add_action('after_setup_theme', 'roots_setup');
 
-/**
- * Register default roots sidebars.
- * Hook into 'widgets_init' function with a lower priority in your child
- * theme to remove these sidebars.
- */
+// http://codex.wordpress.org/Function_Reference/register_sidebar
+// hook into 'widgets_init' function with a lower priority in your
+// child theme to remove these sidebars
 function roots_register_sidebars() {
   register_sidebar(
     array(
-      'id'=> 'roots-sidebar',  
+      'id'=> 'roots-sidebar',
       'name' => __('Sidebar', 'roots'),
       'description' => __('Sidebar', 'roots'),
       'before_widget' => '<article id="%1$s" class="widget %2$s"><div class="container">',
@@ -87,7 +86,7 @@ function roots_register_sidebars() {
     ));
   register_sidebar(
     array(
-      'id'=> 'roots-footer',  
+      'id'=> 'roots-footer',
       'name' => __('Footer', 'roots'),
       'description' => __('Footer', 'roots'),
       'before_widget' => '<article id="%1$s" class="widget %2$s"><div class="container">',
@@ -97,7 +96,7 @@ function roots_register_sidebars() {
     ));
 }
 
-add_action( 'widgets_init', 'roots_register_sidebars' );
+add_action('widgets_init', 'roots_register_sidebars');
 
 // return post entry meta information
 function roots_entry_meta() {
@@ -105,4 +104,4 @@ function roots_entry_meta() {
   echo '<p class="byline author vcard">'. __('Written by', 'roots') .' <a href="'. get_author_posts_url(get_the_author_meta('id')) .'" rel="author" class="fn">'. get_the_author() .'</a></p>';
 }
 
-?>
+?>
\ No newline at end of file