opsi rubah warna background

<script type="text/javascript">
function changeColor(){
  var newColor = document.getElementById('colorPicker').value;
    document.getElementById('colorMsg').style.background = newColor;
}
</script>
<div id="colorMsg" style="font-size:18px;width:150px;height:100px;padding:5px;">Choose a background color...</div>
<select id="colorPicker" onchange="JavaScript:changeColor()">
<option value="transparent">None</option>
<option value="yellow">Yellow</option>
<option value="salmon">Salmon</option>
<option value="lightblue">Light Blue</option>
<option value="limegreen">Lime Green</option>
</select>

Choose a background color...

None Yellow Salmon Light Blue Lime Green