[Minor] Hide Refresh button when it is unused

interface/index.html

@@ -43,7 +43,7 @@
 		</ul>
     	<form class="navbar-form navbar-right" style="display: none;">
 			<div class="btn-group">
-				<a href="#" class="btn btn-default" role="button" data-toggle="button" id="refresh"><i class="glyphicon glyphicon-refresh glyphicon-spin"></i> Refresh</a>
+				<a href="#" class="btn btn-default" role="button" data-toggle="button" id="refresh" style="display: none;"><i class="glyphicon glyphicon-refresh glyphicon-spin"></i> Refresh</a>
 				<button class="btn btn-default dropdown-toggle" data-toggle="dropdown" id="autoRefresh">
 					<span id="countdown">--:--</span> <span class="caret"></span>
 				</button>

interface/js/app/rspamd.js

@@ -125,6 +125,12 @@ function ($, D3pie, visibility, NProgress, stickyTabs, tab_stat, tab_graph, tab_
             });
         }
 
+        if (["#scan_nav", "#selectors_nav", "#disconnect"].indexOf(tab_id) !== -1) {
+            $("#refresh").hide();
+        } else {
+            $("#refresh").show();
+        }
+
         switch (tab_id) {
             case "#status_nav":
                 (function () {