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charset=utf-8" />
<title>无标题文档</title>

<script type="application/javascript">

//setTimeout("window.location='http://www.baidu.com'",3000);
//setInterval("alert('周期执行')",2000);

window.history.go(1);

function jianc()
{
  //var t =document.getElementById('tid1');
  var t = form1.tid1;
    //var t = form1.tname1;
//var t = form2.tid1;
    //var t = form2.tname1;


  if(t.value =='')
  {
      alert('请输入用户代码');
      return false;
   }
 
      var p =document.getElementsByName('tname2');
//var p =document.getElementsByName('tname2')[0];

    var a =p[0];
//if(p.value == '')
    if(a.value == '')
    {
        alert('请输入用户密码');
        return false;
    }
    return true;
}


</script>

</head>

<body>


<form id="form1" name="form2" method="get" onSubmit="return jianc();" >

用户代码：<input id="tid1" name="tname1" value="" type="text" width="30"/><br><br>

用户密码：<input id="tid2" name="tname2" type="password" width="30"/><br> <br>
<input type="submit" value="登录" />

</form>


<input type="button" value="跳转" onClick="window.history.go(-1);"/>










</body>
</html>

 

posted @ 2015-11-15 23:10  雨鹭  阅读(861)  评论(0)    收藏  举报