==a.jsp
<%@ page language="java" contentType="text/html;charset=UTF-8"%>
<%@ include file="/askmanage/tag.jsp"%>
<title>产品定价</title>
<script language=javascript src="/init/common.js"></script>
<body >
<!-- 表格的增删 -->
<table id="cxrstable" width="660" border=1 cellSpacing=0 borderColorLight=#CDC8CE borderColorDark=#e1edf7>
<tr>
<td width="150" nowrap="nowrap" >起</td>
<td width="150" nowrap="nowrap" >止</td>
<td width="150" nowrap="nowrap" >折扣</td>
<td width="150" nowrap="nowrap" >促销说明</td>
<td width="28" nowrap="nowrap" > </td>
</tr>
<tr>
<td><input name="field1" id="field1" value="" /> </td>
<td><input name="field2" id="field2" value="" /> </td>
<td><input name="field4" id="field4" value="" /> </td>
<td><input name="bz" id="bz" maxlength="200" value="" /> </td>
<td><a title='删除' onClick="javascript:cxrsDel()"><span style="cursor:hand">删除</span></a></td>
</tr>
<tr>
<td colspan="3"> </td>
<td align="right"><input name="button3" type="button" class="ButtonBM" onClick="cxrstableAdd();" value="增 加" /></td>
<td align="right"> </td>
</tr>
</table>
</body>
<script type="text/javascript">
<!--
function cxrstableAdd(num) {
var nrow=$("cxrstable").rows.length;
var row=$("cxrstable").insertRow(nrow -1);
var n=1;
row.bgColor="#ffffff";
i = parseInt(nrow);
var rand=parseInt(Math.random()*1000);
row.insertCell(0).innerHTML="<input name='field1' id='field1'/>";
row.insertCell(1).innerHTML="<input name='field2' id='field2'/>";
row.insertCell(2).innerHTML="<input name='field4' id='field4'/>";
row.insertCell(3).innerHTML="<input name='bz' id='bz'/>";
row.insertCell(4).innerHTML="<a title='删除' onClick='javascipt:cxrsDel()'><span style='cursor:hand'>删除</span>";
n++;
}
function cxrsDel(){
var nrow=$("cxrstable").rows.length;
if(nrow<3){
return ;
}
event.cancelBubble=true;
with (event.srcElement.parentElement.parentElement.parentElement) {
if (tagName.toLowerCase()=="tr") $("cxrstable").deleteRow(rowIndex);
}
}
//-->
</script>
common.js(要用到公用js)==${"table"} ==> js 中定义
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