st camera (choose from photo library)</button><br>
<img style="display:none;" id="image" src="" />

<h2>Capture</h2>
<button onclick="captureTestAudio()">Test audio capture</button><br>
<button onclick="captureTestImage()">Test image capture</button><br>
<button onclick="captureTestVideo()">Test video capture</button><br>

<h2>Compass</h2>
<button onclick="compassTest()">Test compass</button><br>

<h2>Connection</h2>
<button onclick="connectionTest()">Test connection</button><br>

<h2>Contacts</h2>
<button 