我想问，为什么每次弹出的a的值都是空的，就是无法从模态层中获取text中的值，请问该
怎么解决。。
<!doctype html>
Modal Login Window Demo
<!-- jQuery plugin leanModal under MIT License http://leanmodal.finelysliced.com.au/ -->
Welcome to the Site!
Just click the login link below to expand the modal window. This is only a demo so the input form will not load anything, but it is easy to connect into a backend system.
Modal Login
用户登录
用户名
<div class="center"><input type="button" name="loginbtn" id="loginbtn" class="flatbtn-blu hidemodal" value="确定" tabindex="3" onclick="javascript:hah();"></div>
</form>
