Midel,
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js"></script>
<script>
$(function ()
{
$("body").on('change', '#test', function() {alert(this.value)}) ;
$('#test').val(2).change();
})
</script>
</head>
<body>
<select id="test" name="" size="1">
<option value="1">1</option>
<option value="2" dir="myselect">2</option>
<option value="3">3</option>
</select>
</body>
</html>