<select oninput="change_image(this)" id="sky-list"> <option value="../resource/sky-demo.png">sky-demo</option> <option value="../resource/sky-test-1.jpg">sky-test-1</option> <option value="../resource/sky-test-2.jpg">sky-test-2</option> <option value="../resource/sky-test-3.jpg">sky-test-3</option> <option value="../resource/sky-test-5.jpg">sky-test-4</option> </select>
