如何将Input标签放入img标签中？

<label for="buy_qqpay"> <img src="http://www.liuan.mobi/assets/icon/qqpay.ico" width="16px" height="16px"> QQ钱包 </label> <input id="buy_qqpay" class="pay_detail" onclick="setType(2)"/>

 

.pay_detail { padding: 5px 10px; display: none;}