unify button update

static/js/cccc.js

@@ -334,12 +334,10 @@ function updateButtons(disabled, is_active) {
     $('button.run_from').attr({disabled: disabled})
     $('button.loop').attr({disabled: disabled})
     $('button.hour_loop').attr({disabled: disabled})
+    $('button.goto').attr({disabled: disabled})
     $('button.continue_from').attr({disabled: disabled})
-    if (is_active != undefined) {
-        $('button.run').attr({disabled: is_active})
-        $('button.stop').attr({disabled: is_active})
-    }
-
+    $('button.run').attr({disabled: is_active})
+    $('button.stop').attr({disabled: !is_active})
 }
 
 function updateStatus() {