select选中的值改变另一个input的值

<select id="hhh" onchange="aa()"><option value="11">1</option><option value="22">2</option><option value="33">3</option></select>
<input class="company" id=‘account‘ >

<script type="text/javascript">

        function aa(){
            document.getElementById(‘account‘).value=document.getElementById(‘hhh‘).value;
        }
        
    </script>