Test Page

Click on the buttons inside the tabbed menu:

London

London is the capital city of England.

Paris

Paris is the capital of France.

Tokyo

Tokyo is the capital of Japan.

Oslo

Oslo is the capital of Norway.

<button class="tablink" onclick="openCity('London', this, 'red')" id="defaultOpen">London</button> <button class="tablink" onclick="openCity('Paris', this, 'green')">Paris</button> <button class="tablink" onclick="openCity('Tokyo', this, 'blue')">Tokyo</button> <button class="tablink" onclick="openCity('Oslo', this, 'orange')">Oslo</button>