
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="../js/jquery-1.8.3.min.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
var i = 1
function add(){
i++
if(i <= 5){
$("tbody:last").append(
"<tr> <td>"+ i +"</td> <td><input type='text'/></td> <td><input type='text'/></td> <td><input type='text'/></td> <td><input type='button' value='删除' οnclick='del(this)'></td> </tr>"
)
}
}
function del(e){
$(e).parent().parent().remove()
i--
}
</script>
</head>
<body>
<table border="1" cellspacing="0" cellpadding="5px">
<thead>
<tr>
<th>序列</th>
<th>姓名</th>
<th>电话</th>
<th>地址</th>
<th>操作</th>
</tr>
</thead>
<tbody>
<tr>
<td>1</td>
<td><input type="text"/></td>
<td><input type="text"/></td>
<td><input type="text"/></td>
<td>...</td>
</tr>
</tbody>
</table>
<input type="button" id="add" value="新增" onclick="add()"/>
</body>
</html>