1、HTML结构
<div id="home">
<form id="login" class="current1" method="post">
<h3>用户登入</h3>
<img class="avator" src="images/avatar.png" width="96" height="96"/>
<label>邮箱/名称<input type="text" name="name" style="width:215px;" /><span>邮箱为空</span></label>
<label>密码<input type="password" name="pass" /><span>密码为空</span></label>
<button type="button">登入</button>
</form>
</div>
<div id="home">
<form id="l