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js动态添加和删除一行

JavaJSPHTML 
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<%&#64; page language="java" import="java.util.*,com.page.wash.giveclothing.*" pageEncoding="gbk"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>添加表格信息</title>
 <meta http-equiv="pragma" content="no-cache" />
 <meta http-equiv="cache-control" content="no-cache" />
 <meta http-equiv="expires" content="0" />    
 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3" />
 <meta http-equiv="description" content="This is my page" />
<script language="javascript" type="text/javascript">  
function AddRow()
{
 //添加一行
 var i =tab1.rows.length;
 var Nam="'div1'";
 var Cod="fuJ"+i;
 var newTr = tab1.insertRow();
 //添加列
 var newTd0 = newTr.insertCell();
 var newTd1 = newTr.insertCell();
 var newTd2 = newTr.insertCell();
 var newTd3 = newTr.insertCell();
 //设置列内容和属性
 newTd0.innerHTML = '<input type="checkbox" id="box1" onClick="GetRow()"/ /><input type="hidden" name="fuJ" id='+Cod+' />'; 
 newTd1.innerHTML = " 衣服尺码";
 newTd2.innerHTML = " 衣服花色";
 newTd3.innerHTML = " 处理类型";
}
function DelRow()
{
//删除一行
  var shu=0;
  var cheCou=document.all("box1");
   for(var i=0;i<cheCou.length;i++)
   {
    if (cheCou[i].checked==true)
    {
      shu++;
    }
   }
   if(shu==cheCou.length)
   {
     alert('最少要添加一件衣服');
     return;
   }
   else  if(shu==0)
   {
     alert('请选择你要删除的信息');
     return;
   }
   else if(shu==1)
   {
     for(var i=0;i<cheCou.length;i++)
     {
       if(cheCou[i].checked==true)
       {
        tab1.deleteRow(i+1);
       }
     }
   }
   else if(shu>1)
   {
     for(var a=0;a<shu;a++)
     {
         for(var i=0;i<cheCou.length;i++)
      {
        if(cheCou[i].checked==true)
        {
         tab1.deleteRow(i+1);
         break;
        }
      }
     }
   }
}
function GetRow()
{
  //获得行索引
  //两个parentElement分别是TD和TR哟，rowIndex是TR的属性
  //this.parentElement.parentElement.rowIndex
  cGetRow=window.event.srcElement.parentElement.parentElement.rowIndex; 
}
</script>
  </head>
  <body>
 <form name="form1" action="${pageContext.request.contextPath}/giveClothing.do?method=FuJiaFei" method="post"   >
 <center>
    <fieldset>
     <legend><strong>动态添加一行表格</strong></legend>
     <input type=hidden id="hid" name="hid"/ />
  <table id="tab1" align="center" border="1" cellPadding="4" cellSpacing="0" borderColorLight="#999999" borderColorDark="#ffffff" style="width:95%;word-break: break-all">
      <thead>
    <tr>
     <th align="center" width="10%">选择</th>
     <th align="center" width="15%">衣服尺码</th>
     <th align="center" width="15%">衣服花色</th>
     <th align="center" width="15%">处理类别</th>
    </tr>
   </thead>
               <tr >
     <td><input type=checkbox id="box1" onClick="GetRow()" />
         <input type="hidden" name="fuJ" id="fuJ1" />
     </td>   
     <td> 衣服尺码</td>
     <td> 衣服花色</td>
     <td> 处理类别</td>
            </tr>
    
       </table>
       <table  align="center" border="1" cellPadding="4" cellSpacing="0" borderColorLight="#999999" borderColorDark="#ffffff" style="width:95%;word-break: break-all">
       <tr>
         <td align="right">
       <input type="button" name="Submit" value="增加一行" onclick="javascript:AddRow();" />
          <input type="button" name="Submit" value="删除一行" onclick="javascript:DelRow();" />
         </td> 
      </tr> 
   </table>
</form>
  </body>
  
</html>
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