html简单登录页面代码[通俗易懂]

大家好，又见面了，我是你们的朋友全栈君。原文地址为：
html简单登录页面代码

图片必须是在Imges下的否则显示不出来（复制代码的话把图片换成你的图片就好了）

代码如下

<html>
<head>
<title>test</title> 
</head>
<body >
<fieldset>
<table background="images\bg_img1.jpg " width="933" height="412">
 <tr height="170">
 <td width="570px"> </td>
 <td> </td>
 </tr> 
 <tr>
<td> </td>        
<td><table>
<form method ="POST" action="http://localhost:8080/test/hello.html?login=%B5%C7%C2%BC" name="frmLogin"  >
 <tr>
 <td>用户名：</td>
 <td><input type="text" name="username" value="Your name" size="20" maxlength="20" οnfοcus="if (this.value=='Your name')  this.value='';" /></td>
 <td > </td>
 <td> </td>
 </tr>
 <tr>
 <td>密  码：</td>
 <td><input type="password" name="password" value="Your password" size="20" maxlength="20" οnfοcus="if (this.value=='Your password')  this.value='';" /></td>
 <td> </td>
 <td> </td>
 </tr>
 <tr>
 <td>验证码:</td>
 <td><input type="text" size="" name="inputcode" value="Your code" οnfοcus="if (this.value=='Your code')  this.value='';" /></td>
 <td><img src="images\bg_img2.gif" alt="打不开网页"> </td>
 <td><a href="#" οnclick="shuaxin();">刷新</a></td>
 </tr>
 <tr>
 <td><input type="checkbox" name="zlogin" value="1">自动登录</td>
 </tr>
 </table>
 </td>
  <tr>
  <td> </td>   
  <td><table>
   <tr>
  <td><input type="submit" name="login" value="登录" onClick="return validateLogin()"/></td>
  <td><input type="reset" name="rs" value="重置"></td>
  <td><input type="button" name="button" value="注册" οnclick="location.href='http://localhost:8080/test/zc.html?login=%B5%C7%C2%BC'"></td>
  </tr>
 </tr>
 </table>
 </td>
 </table>
</fieldset>
</form>
<script language="javascript">
  function validateLogin(){
    var sUserName = document.frmLogin.username.value ;
    var sPassword = document.frmLogin.password.value ;
    var sinputCode =document.frmLogin.inputcode.value ;  
    if ((sUserName =="") || (sUserName=="Your name")){
     alert("请输入用户名!");
     return false ;
    }
     
    if ((sPassword =="") || (sPassword=="Your password")){
     alert("请输入密码!");
     return false ;
    }
    if ((sinputCode =="") || (sinputCode=="Your code")){
        alert("请输入验证码!");
        return false ;
       }
   } 
  </script>
</body>
</html>

执行后如图？？？

html简单登录页面代码[通俗易懂]