Added documentation for special 'year' and 'categories' fields.

	modified:   choropleth.inc
	modified:   choropleth.module

choropleth.inc

@@ -166,11 +166,13 @@ function choropleth_help_text() {
     '1' => array(
       'data' => 'Special columns: If the following columns are present in your data then they will be used to build the choropleth map:',
       'children' => array(
-        '0' => array('data' => 'state OR states - ' . t('Will trigger a state-by-state choropleth map using the overlay regions for each state.')),
-        '1' => array('data' => 'popup text - ' . t('Will display this text in a pop up bubble when a region is clicked.')),
-        '2' => array('data' => 'popup link - ' . t('Will display a clickable link to the url provided. Example:') . ' <em>http://some-website.com</em>'),
-        '3' => array('data' => 'popup link text - ' . t('Will use this text as the visible portion of the link if provided.  Example:') . ' <em>' . t('Read More') . '</em>'),
-        '4' => array('data' => 'latitude (lat) AND longitude (lon)- ' . $geolocation_text . ' ' . t("Both lat and lon or latitude and longitude columns need to be present.")),
+        array('data' => 'state OR states - ' . t('Will trigger a state-by-state choropleth map using the overlay regions for each state.')),
+        array('data' => 'year - ' . t("Enable users to select from a dropdown list of available years' data to view on the map.")),
+        array('data' => 'categories - ' . t('Enable users to filter data for a particular category.')),
+        array('data' => 'popup text - ' . t('Will display this text in a pop up bubble when a region is clicked.')),
+        array('data' => 'popup link - ' . t('Will display a clickable link to the url provided. Example:') . ' <em>http://some-website.com</em>'),
+        array('data' => 'popup link text - ' . t('Will use this text as the visible portion of the link if provided.  Example:') . ' <em>' . t('Read More') . '</em>'),
+        array('data' => 'latitude (lat) AND longitude (lon)- ' . $geolocation_text . ' ' . t("Both lat and lon or latitude and longitude columns need to be present.")),
       ),
     ),
 

choropleth.module

@@ -257,7 +257,7 @@ function choropleth_field_widget_recline_widget_form_alter(&$element, &$form_sta
   require_once 'choropleth.inc';
   drupal_add_js('misc/collapse.js');
   $collapsible_item = array('element' => array());
-  $collapsible_item['element']['#title'] = "Choropleth Map Help";
+  $collapsible_item['element']['#title'] = t("State by state (choropleth) map help");
   $collapsible_item['element']['#description'] = choropleth_help_text();
   $collapsible_item['element']['#attributes']['class'][] = 'collapsible';
   $collapsible_item['element']['#attributes']['class'][] = 'collapsed';