案例:
<iframe height="430" width="480" id="orderfm" scrolling="No" frameborder="0"></iframe>
<script type="text/javascript">
this this.location.href;< /p>
abc=thisHREF.substring(0,thisHREF.lastIndexOf('/'));
document.getElementById("orderfm").src="http://www.kfw09.com/qsjy/order.php?abc="+abc+"";