贵阳到开阳的高铁时间:帮忙修改表单

我想提交后的/Imgxs/"+window.iform.uid.value+".jpg在下面那个内嵌框架(I13)中显示,请问怎么实现?

</p>
<table width="592" border="0" align="center" cellpadding="0" cellspacing="0" bgcolor="#FAFAFA">
<tr>
<td>
<fieldset>
<br>
<table width="100%" border="0" cellspacing="0" cellpadding="0" height="263">
<tr>
<td width="11%" height="40" align="center"> </td>
<td width="28%" height="40" align="center"><span class="TitleStr">输入学号:</span></td>
<td width="61%" height="40"><script>
function regInput(obj, reg, inputStr)
{
var docSel = document.selection.createRange()
if (docSel.parentElement().tagName != 'INPUT') return false
oSel = docSel.duplicate()
oSel.text = ''
var srcRange = obj.createTextRange()
oSel.setEndPoint('StartToStart', srcRange)
var str = oSel.text + inputStr + srcRange.text.substr(oSel.text.length)
return reg.test(str)
}
</script>
<script language="javascript">
function check()
{
if (window.iform.uid.value.length!==10){
alert ("梦泽工作室提醒您:您输入的学号错误,学号必须为十位数,请检查！！");
return false;
}else{
location.href="http://jwc.ncu.cn/Imgxs/"+window.iform.uid.value+".jpg";
}
}
</script>
<form name="iform">
<input name="uid" onkeypress="return regInput(this,/^[0-9]*$/,String.fromCharCode(event.keyCode))" oncopy="return false" onpaste="return false" type="text" size="10" maxlength="10"><input type="button" onClick="return check()" name="ok" value="查询">
</form> </td>
</tr>
<tr><td height="204" colspan="3"><iframe name="I13" src="xuehao.htm">
浏览器不支持嵌入式框架，或被配置为不显示嵌入式框架。</iframe></td></tr>
</table>
</fieldset>
</td>
</tr>
</table>