单文档的登录界面，在主框架弹出前弹出登录对话框，输入用户名以及密码。-Single document login screen pops up before the main frame login dialog box, enter your user name and password.

QQ登陆框界面，输入登录名和密码后登陆。-QQ login box interface, enter the login name and password.

程序,锁定鼠标一个表单,直到输入正确的密码。它甚至会告诉你有多少错误的密码已经尝试。也有一个随机密码发生器!-Program, a form locking the mouse until the correct password is entered. It will even tell you how many have tried the wrong password. There is also a random password generator!