<!DOCTYPE html PUBLIC "-//W3C//DTD html 4.0 Transitional//EN">
<html>
<head>
<title> New Document </title>
<style type="text/css">
#a{
border:1px dotted #ccc;
width:118px;height:19px;
display:block;overflow:hidden
}
#b{
width:120px;position:relative;
top:-2px;left:-2px;
}
</style>
</head>
<body>
<div id="a">
<select name="test" id="b">
<option value=1>select1</option>
<option value=2>select2</option>
<option value=3>select3</option>
<option value=4>select4</option>
<option value=5>select5</option>
</select>
</div>
</body>
</html>