diff --git a/sharethis.admin.inc b/sharethis.admin.inc
index dccfbc6..b3c7d0c 100644
--- a/sharethis.admin.inc
+++ b/sharethis.admin.inc
@@ -22,12 +22,6 @@ function sharethis_configuration_form($form, &$form_state) {
   drupal_add_css($my_path . '/stlib_picker.css');
   $current_options_array = sharethis_get_options_array();
   global $base_url;
-  // Create the variables related to widget choice.
-  $widget_type = $current_options_array['widget'];
-  $widget_markup = "";
-  if ($widget_type == "st_multi") {
-    $widget_markup = "st_multi";
-  }
   // Create the variables related to button choice.
   $button_choice = check_plain($current_options_array['buttons']);
   // Create the variables related to services chosen.
diff --git a/sharethis.module b/sharethis.module
index 47094b4..fbf9af5 100644
--- a/sharethis.module
+++ b/sharethis.module
@@ -74,8 +74,6 @@ function sharethis_configuration_form_submit($form, &$form_state) {
 
 /**
  * Implements hook_menu().
- *
- * This is the ShareThis Config Menu.
  */
 function sharethis_menu() {
   $items['admin/config/services/sharethis'] = array(
@@ -91,9 +89,6 @@ function sharethis_menu() {
 
 /**
  * Implements hook_node_view().
- *
- * Inserts ShareThis widget code onto each node view.
- * @TODO: Want to add the option somewhere to select nodes.
  */
 function sharethis_node_view($node, $view_mode, $langcode) {
   // Don't display if the user is currently searching, or in the RSS feed.
@@ -208,9 +203,13 @@ function sharethis_theme($existing, $type, $theme, $path) {
 }
 
 /**
- * Function sharethis_get_light_options() is creating options.
- * It has to be passed to stLight.options
- * $data_options array is selected by publisher in admin panel.
+ * Function is creating options to be passed to stLight.
+ *
+ * @param array $data_options
+ *   The settings selected by publisher in admin panel.
+ *
+ * @return array
+ *   An array of options.
  */
 function sharethis_get_light_options($data_options) {
   // Provide the publisher ID.