看看这个问题吧
<table width="100%" border="0" align="center" cellpadding="0" cellspacing="0">
<form name="form1" method="post" action="<%=filename%>?action=add_msg">
<tr>
<td colspan="3" class="content">
<table width="100%" border="1" align=center cellpadding="0" cellspacing="1" bordercolor="<%=tablebc%>" style="border-collapse: collapse">
<script language=JavaScript>
<!--变换头像-->
function showimage()
{document.images.face.src=document.form1.face.options[document.form1.face.selectedIndex].value;}
<!--统计内容字数-->
function gbcount(message,total,used,remain)
{
var max;
max = total.value;
if (message.value.length > max) {
message.value = message.value.substring(0,max);
used.value = max;
remain.value = 0;
alert("您输入的留言内容已经超过系统允许的最多"+max+"字!\n请删减部分内容再发表!");
}
else {
used.value = message.value.length;
remain.value = max - used.value;
}
}
/*数字判断字符*/
function onlyNum()
{
if(!((event.keyCode>=48&&event.keyCode<=57)||(event.keyCode>=96&&event.keyCode<=105)||(event.keyCode==8)))
event.returnValue=false;
}
</script>
<tr>
<!--为了美观,请不要删这行-->
<th colspan="3" class="title"> </th>
</tr>
<tr>
<td align="right">姓名</td>
<td><input name="name" type="text" id="name" maxlength="10"></td>
<td rowspan="5" align="center" valign="middle"><img name="face" src="face/image1.gif" align="absmiddle"></td>
</tr>
<tr>
<td align="right">主页</td>
<td><input name="homepage" type="text" id="homepage" value="http://" maxlength="13" ></td>
</tr>
<tr>
<td align="right">Email</td>
<td><input name="email" type="text" id="email" ></td>
</tr>
<tr>
<td align="right">OICQ</td>
<td><input name="qq" type="text" id="qq" maxlength="9" onKeyDown="onlyNum()"></td>
</tr>
<tr>
<td align="right">头像</td>
<td><select name=face size=1 onChange="showimage()" style="font-size: 9pt">
<%for i=1 to 13%>
<option value=<%=i%>><%=i%></option>
<%next%>
</select> </td>
</tr>
<tr>
<td align="right">
内容:
<br>
字限:<input disabled maxlength=5 name=total size=4 value=800>
<br>
已写:<input disabled maxlength=5 name=used size=4 value=0>
<br>
剩余:<input disabled maxlength=5 name=remain size=4 value=500></td>
<td colspan="2" align="left" valign="top"><textarea name="content" rows="7" style="word-break:break-all; width:100%" onKeyUp=gbcount(this.form.content,this.form.total,this.form.used,this.form.remain); ></textarea></td>
</tr>
</table>
</td>
</tr>
<tr>
<td align="right" class="content">
<input type="submit" name="Submit" value="提交">
</td>
<td class="content"> </td>
<td align="left" class="content"s>
<input type="reset" name="Submit" value="重置">
</td>
</tr>
<tr>
<td colspan="5"> </td>
</form></tr>
</table>
为什么按TAB键的时候到了 选头像的地方就不能动了 是什么问题 望高手指点?