<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>項(xiàng)目后臺(tái)管理系統(tǒng)</title>
<link rel="stylesheet" href="__PUBLIC__/css/login.css" />
<script type="text/javascript" src="__PUBLIC__/js/jquery.min.js"></script>
<script type="text/javascript">
function $(id)
{
  return document.getElementById(id);
}
//驗(yàn)證姓名
function checkname(){
  var name=$("admin_name").value;
  if(name=='')
  {
   $('s1').innerHTML='姓名不能為空';
   $('s1').style.color='red';
   return false;
  }
  else
  {
    $('s1').innerText='ok';
    $('s1').style.color='green';
    return true;
  }
}
//驗(yàn)證密碼
function checkpwd(){
  var password=$("password").value;
  if(password=='')
  {
   $('s2').innerHTML='密碼不能為空';
   $('s2').style.color='red';
   return false;
  }
  else
  {
    $('s2').innerHTML='ok';
    $('s2').style.color='green';
    return true;
  }
}
//驗(yàn)證所有表單提交
function checkall()
{
  if(checkname()&&checkpwd())
  {
    return true;
  }
  else
  {
    return false;
  }
}
</script>
</head>
<body class="b">
<div class="lg">
<form action="__URL__/dologin" method="POST" onsubmit="return checkall();">
  <div class="lg_top"></div>
  <div class="lg_main">
    <div class="lg_m_1">
    <input name="admin_name" value="" class="ur" id="admin_name" onblur="checkname();"/><span id='s1'></span>
    <input name="password" type="password" value="" class="pw" id="password" onblur="checkpwd();"/><span id='s2'></span>
    </div>
  </div>
  <div class="lg_foot">
  <input type="submit" value="Login In" class="bn" /></div>
</form>
</div>
</body>
</html>

希望本文所述對(duì)大家JavaScript程序設(shè)計(jì)有所幫助。

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