Add togglable tabs for Installation: Script & Helm (#385)

docs/setup/install.md

@@ -19,6 +19,17 @@ section_menu_id: setup
 Searchlight operator can be installed via a script or as a Helm chart.
 [![Install Searchlight](https://img.youtube.com/vi/Po4yXrQuHtQ/0.jpg)](https://www.youtube-nocookie.com/embed/Po4yXrQuHtQ)
 
+<ul class="nav nav-tabs" id="installerTab" role="tablist">
+  <li class="nav-item">
+    <a class="nav-link active" id="script-tab" data-toggle="tab" href="#script" role="tab" aria-controls="script" aria-selected="true">Script</a>
+  </li>
+  <li class="nav-item">
+    <a class="nav-link" id="helm-tab" data-toggle="tab" href="#helm" role="tab" aria-controls="helm" aria-selected="false">Helm</a>
+  </li>
+</ul>
+<div class="tab-content" id="installerTabContent">
+  <div class="tab-pane fade show active" id="script" role="tabpanel" aria-labelledby="script-tab">
+
 ## Using Script
 
 To install Searchlight in your Kubernetes cluster, run the following command:
@@ -94,6 +105,9 @@ $ curl -fsSL https://raw.githubusercontent.com/appscode/searchlight/7.0.0/hack/d
     | bash -s -- --enable-admission-webhook [--rbac]
 ```
 
+</div>
+<div class="tab-pane fade" id="helm" role="tabpanel" aria-labelledby="helm-tab">
+
 ## Using Helm
 Searchlight can be installed via [Helm](https://helm.sh/) using the [chart](https://github.com/appscode/searchlight/blob/master/chart/searchlight) from [AppsCode Charts Repository](https://github.com/appscode/charts). To install the chart with the release name `my-release`:
 
@@ -134,6 +148,8 @@ curl -fsSL -o onessl https://github.com/kubepack/onessl/releases/download/0.3.0/
 
 To see the detailed configuration options, visit [here](https://github.com/appscode/searchlight/tree/master/chart/searchlight).
 
+</div>
+
 ### Installing in GKE Cluster
 
 If you are installing Searchlight on a GKE cluster, you will need cluster admin permissions to install Searchlight operator. Run the following command to grant admin permision to the cluster.