<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript">
function addRow(){
var table = document.getElementById("table");
var rows = table.rows.length;
var newRow = table.insertRow(rows-1);
var c1 = newRow.insertCell(0);
c1.innerHTML = "<input type='text' name='detail'>";
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save.setAttribute("value","修改");
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r.value="保存";
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</script>
</head>
<body>
<table id="table" border="1px" style=" 600px;text-align: center;">
<thead>进销存管理系统--后台进货管理</thead>
<tr style="border: 1px solid black;">
<td >商品名称</td>
<td >数量</td>
<td >进价</td>
<td >操作</td>
</tr>
<tr>
<td><input type="text" value="雅芳Avon再生霜" disabled="disabled" name="detail"></td>
<td><input type="text" value="100" disabled="disabled" name="detail"></td>
<td><input type="text" value="￥8.5" disabled="disabled" name="detail"></td>
<td>
<input id="del" type="button" value="删除" onclick="del(this)">
<input id="change" type="button" value="修改" onclick="update(this)">
</td>
</tr>
<tr>
<td><input type="text" value="雅芳Avon再生霜" disabled="disabled" name="detail"></td>
<td><input type="text" value="100" disabled="disabled" name="detail"></td>
<td><input type="text" value="￥8.5" disabled="disabled" name="detail"></td>
<td>
<input id="del" type="button" value="删除" onclick="del(this)">
<input id="change" type="button" value="修改" onclick="update(this)">
</td>
</tr>
<tr>
<td><input type="text" value="雅芳Avon再生霜" disabled="disabled" name="detail"></td>
<td><input type="text" value="100" disabled="disabled" name="detail"></td>
<td><input type="text" value="￥8.5" disabled="disabled" name="detail"></td>
<td>
<input id="del" type="button" value="删除" onclick="del(this)">
<input id="change" type="button" value="修改" onclick="update(this)">
</td>
</tr>
<tr>
<td colspan="4"><input type="button" value="增加商品" onclick="addRow()"></td>
</tr>
</table>
</body>
</html>