延时与跳转控制的51汇编源码，适合学习51的初学者-delay and control the source code compilation of 51, 51 for beginners learning

JSP，跳转到不同的JSP界面，同时使用标签检查该用户是否已登录，已登录显示余额界面，未登录的显示登录界面-JSP, jump to a different JSP interface, use the label to check whether the user is logged on, logged shows the balance interface unregistered display login screen