diff --git a/README.txt b/README.txt
index 33ada98..b24a38b 100644
--- a/README.txt
+++ b/README.txt
@@ -1,5 +1,6 @@
 HFS (Header Footer Scripts) module for Drupal 7.x.
-This module allows you to add style and scripts in different region of the page from the front-end. You don't need to open any file for this purpose.
+This module allows you to add style and scripts in different region of the page
+from the front-end. You don't need to open any file for this purpose.
 
 INSTALLATION INSTRUCTIONS
 -------------------------
@@ -8,11 +9,12 @@ INSTALLATION INSTRUCTIONS
 2.  Login as site administrator.
 3.  Enable the HFS (Header Footer Scripts) module on the Administer -> Modules
     page.
-4.  Add styles and scripts in settings on the Administer -> Configuration -> Development ->
-    HFS (Header Footer Scripts) Page.
+4.  Add styles and scripts in settings on the Administer -> Configuration -> 
+    Development -> HFS (Header Footer Scripts) Page.
 5.  Enjoy.
 
 NOTES
 -----
-This module adds the styles and scripts on all over the site. There are 3 setting pages.
+This module adds the styles and scripts on all over the site. There are 3
+setting pages.
 These setting pages are allow you add the scripts in the desired region.
diff --git a/hfs.admin.inc b/hfs.admin.inc
index 05c5058..5c67eac 100644
--- a/hfs.admin.inc
+++ b/hfs.admin.inc
@@ -10,7 +10,7 @@
 /**
  * Administrative settings.
  *
- * @return
+ * @return array
  *   Add styles and scripts in header.
  */
 function hfs_header_settings_form($form, &$form_state) {
@@ -47,7 +47,7 @@ function hfs_header_settings_form($form, &$form_state) {
  * Submit handler().
  */
 function hfs_header_settings_form_submit($form, &$form_state) {
-  $header['styles']  = $form_state['values']['styles'];
+  $header['styles'] = $form_state['values']['styles'];
   $header['scripts'] = $form_state['values']['scripts'];
   serialize($header);
   variable_set('hfs_header_scripts', $header);
@@ -56,12 +56,12 @@ function hfs_header_settings_form_submit($form, &$form_state) {
 /**
  * Administrative settings.
  *
- * @return
+ * @return array
  *   Add styles and scripts at the start of the body tag.
  */
 function hfs_body_settings_form($form, &$form_state) {
   $body_section = variable_get('hfs_body_scripts');
-  
+
   $form['hfs_body'] = array(
     '#type'        => 'fieldset',
     '#title'       => t('Add Scripts and Styles in body'),
@@ -102,7 +102,7 @@ function hfs_body_settings_form_submit($form, &$form_state) {
 /**
  * Administrative settings.
  *
- * @return
+ * @return array
  *   Add styles and scripts in footer (before closing the body tag).
  */
 function hfs_footer_settings_form($form, &$form_state) {
@@ -131,7 +131,7 @@ function hfs_footer_settings_form($form, &$form_state) {
     '#type'  => 'submit',
     '#value' => 'Save Footer Settings',
   );
-  
+
   return $form;
 }  //  End of hfs_footer_settings_form().
 
@@ -139,7 +139,7 @@ function hfs_footer_settings_form($form, &$form_state) {
  * Submit handler().
  */
 function hfs_footer_settings_form_submit($form, &$form_state) {
-  $footer['styles']  = $form_state['values']['styles'];
+  $footer['styles'] = $form_state['values']['styles'];
   $footer['scripts'] = $form_state['values']['scripts'];
   serialize($footer);
   variable_set('hfs_footer_scripts', $footer);
diff --git a/hfs.module b/hfs.module
index ff49617..bcefcf6 100644
--- a/hfs.module
+++ b/hfs.module
@@ -65,7 +65,7 @@ function hfs_permission() {
   $permissions['administer hfs module'] = array(
     'title'           => t('Add Scripts all over the site'),
     'restrict access' => TRUE,
-    'description'     => t('Users who have this permission can add and remove the scripts from the site.')
+    'description'     => t('Users who have this permission can add and remove the scripts from the site.'),
   );
 
   return $permissions;
@@ -77,7 +77,7 @@ function hfs_permission() {
  * Add scripts on overall the site which are defined on the settings page.
  */
 function hfs_process_html(&$variables) {
-   
+
   $header_scripts = variable_get('hfs_header_scripts');
   $body_scripts   = variable_get('hfs_body_scripts');
   $footer_scripts = variable_get('hfs_footer_scripts');