when brain donation is marked require next of keen information

smash/web/templates/subjects/edit.html

@@ -204,6 +204,11 @@
                     $("#confirm-dead-resigned-mark-dialog").modal("show");
                     return false;
                 }
+                var brainDonation = $("#id_study_subject-brain_donation_agreement").is(":checked");
+                if (brainDonation && ($("#id_subject-next_of_keen_phone").val() === '' || $("#id_subject-next_of_keen_address").val() === '' || $("#id_subject-next_of_keen_name").val() === '')) {
+                    alert("Next of keen data must be entered when brain donation agreement is in place");
+                    return false;
+                }
             });
             $("#confirm-save").click(function () {
                 confirmed = true;