<script language="javascript">
<!--
var i=0;
function addfile()
{
if(i<3)
{
i++;
var str = '<br><input type="file" name="file" size="30" class="smallinput">';
document.getElementById("myfile"

.insertAdjacentHTML("beforeEnd",str);
}
else
{
alert("只能添加4张图片!"

;
i=4;
}
}
//-->
</script>
<table border="0" cellpadding="2" cellspacing="1" align="center" class="table1" height="66">
<tr class="trtitle">
<td align="center" colspan="2">图 片 上 传</td>
</tr>
<tr class="tritem1">
<td>文件名称:</td>
<td id="myfile"><input type="file" name="file" size="30" class="smallinput"></td>
</tr>
<tr class="trCellItem0">
<td align="center" colspan="2">
<input type="button" onclick="addfile()" class="buttonface" value="添 加"> <input type="button" name="btok" id="btok" runat="server" value="提 交" class="buttonface">
<input type="button" onclick="JavaScript: window.location.href='upfile.aspx'" class="buttonface"
value="重 置"> <input type="button" class="buttonface" value="关 闭" onclick="JavaScript:window.close();"
name="closew">
<div id="showInfo" runat="server"><FONT face="宋体" color="#ff0000">注意:上传的第一张图片为推荐图片,请慎重上传<br>
(最好宽高比例为1.3:1,以免影响图片效果)。</FONT></div>
</td>
</tr>
</table>