Added help for OpenSpades

website/help_openspades.html

@@ -36,8 +36,34 @@
           <div class="download"><a href="https://github.com/yvt/openspades/releases">DOWNLOAD</a></div>
           <h2>Tips</h2>
           <ul>
+            <li>
+              On joining, you will be asked to choose a team and a weapon. If
+              you change your mind during play, press L to get back to that
+              selection screen.
+            </li>
+            <li>
+              Use the scroll wheel to cycle between your weapons, the shovel
+              and the block. The shovel can destroy blocks, the block can build
+              walls
+            </li>
+            <li>
+              If you want to see a bigger map, press N. Press N again to make
+              the map go away again.
+            </li>
           </ul>
           <h2>Connecting</h2>
+          <p>
+            When you start the game you will immediately enter the server
+            browser. If you click on &quot;Setup&quot; at the bottom of the
+            screen, you can set your in-game name. Click on &quot;Back&quot;
+            to return to the server browser.
+          </p>
+          <p>
+            To connect to the server, type DOMAINNAME in the input field at the
+            top and click on the &quot;Connect&quot; button to the right.
+          </p>
+          <img src="img/help_openspades.png" alt="The join screen in OpenSpades" class="img-fluid">
+          <p></p>
         </div>
         <div class="col-6 col-md-4">
           <h5>Live stats</h5>