diff --git wp-admin/includes/widgets.php wp-admin/includes/widgets.php
index c869449..b335f35 100644
--- wp-admin/includes/widgets.php
+++ wp-admin/includes/widgets.php
@@ -123,6 +123,13 @@ function wp_list_widget_controls_dynamic_sidebar( $params ) {
 	return $params;
 }
 
+/**
+ * Looks at the list of registered widgets with the widget id containing $id_base.                    
+ * Returns the number of widgets registered to the widget_id + 1.                                     
+ *
+ * @param string $id_base Base id of widget                                                           
+ * @return integer                                                                                    
+ **/
 function next_widget_id_number($id_base) {
 	global $wp_registered_widgets;
 	$number = 1;