select element
http://stackoverflow.com/questions/28344182/styling-border-of-input-elements-on-change-event
by Ram Tobolski
HTML
<select id="mySelect" onchange="setChangedStyle(this)">
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="opel">Opel</option>
<option value="audi">Audi</option>
</select>
JavaScript
function setChangedStyle(element) {
alert('Trying to set border on element ' + element);
var input = document.getElementById(element.id);
if (input != undefined) {
var borderStyle = "1px solid #eab069";
input.style.border = borderStyle;
alert('Set border style to ' + borderStyle);
} else {
alert('Element is undefinded');
}
}