diff --git a/t1/base.js b/t1/base.js
index b0d586a..b0e1373 100644
--- a/t1/base.js
+++ b/t1/base.js
@@ -7,6 +7,12 @@ $(document).ready(function() {
 	var fixturename = "Robin T1 Wash - Simulated";
 	$('#pth').html(fixturename)
 	$(document).prop('title', fixturename)
+
+	// handle RDM ident
+	var idntb = $('#idnt img');
+	$('#idnt').click(function() {
+		idntb.toggleClass('a');
+	});
 	
 	//handle settins modal
 	$(document).on('click','#scfg',function() {