Actually, take all the themes

keycloak.v2/account/src/app/widgets/ReferrerLink.tsx

@@ -0,0 +1,48 @@
+/*
+ * Copyright 2018 Red Hat, Inc. and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import * as React from 'react';
+
+import {Msg} from './Msg';
+
+import {ArrowIcon} from '@patternfly/react-icons';
+ 
+declare const referrerName: string;
+declare const referrerUri: string;
+
+export interface ReferrerLinkProps {
+}
+
+/**
+ * @author Stan Silvert ssilvert@redhat.com (C) 2018 Red Hat Inc.
+ */
+export class ReferrerLink extends React.Component<ReferrerLinkProps> {
+
+    public constructor(props: ReferrerLinkProps) {
+        super(props);
+    }
+
+    public render(): React.ReactNode {
+        return (
+            // '_hash_' is a workaround for when uri encoding is not
+            // sufficient to escape the # character properly.
+            // See AppInitiatedActionPage for more details.
+            <a id="referrerLink" href={referrerUri.replace('_hash_', '#')}>
+               <ArrowIcon/> <Msg msgKey="backTo" params={[referrerName]}/>
+            </a>
+        );
+    }
+};