added dropdown agreement to send my data for buying literature for me

input/static/dropdown/js/base.js

@@ -1,9 +1,33 @@
 window.addEventListener("load", function() {
 (function($) {
     $(function() {
+        var selectField_selfbuy = $('#id_selfbuy'),
+            verified_selfbuy_div = $('#id_selfbuy_give_data').parent().parent(),
+	    verified_selfbuy = $('#id_selfbuy_give_data');
+
+        function toggleVerified_selfbuy(value) {
+            if (value === "FALSE") {
+                verified_selfbuy_div.show();
+		verified_selfbuy.prop("checked", false);
+            } else {
+                verified_selfbuy_div.hide();
+                verified_selfbuy.prop("checked", true);
+            }
+        }
+
+        // show/hide on load based on existing value of selectField
+        toggleVerified_selfbuy(selectField_selfbuy.val());
+
+        // show/hide on change
+        selectField_selfbuy.change(function() {
+            toggleVerified_selfbuy($(this).val());
+        });
+
+
+
         var selectField = $('#id_variant'),
             verified = $('#id_url_of_pic').parent().parent();
-
+     
         function toggleVerified(value) {
             if (value === 'PIC') {
                 verified.show();