Reva GUI Library: Login/Logout

Pressing the Login button grants permission to store a cookie.

Visitors may enter anonymous as the user-ID with the 8-character hexadecimal password shown below:

 ____   _  _             ___   _____   __   ___   ____  
|___ \ | || |     /\    / _ \ |  __ \ /_ | / _ \ |___ \ 
  __) || || |_   /  \  | (_) || |  | | | || | | |  __) |
 |__ < |__   _| / /\ \  \__, || |  | | | || | | | |__ < 
 ___) |   | |  / ____ \   / / | |__| | | || |_| | ___) |
|____/    |_| /_/    \_\ /_/  |_____/  |_| \___/ |____/