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:

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|  __ \ |___ \     /\    |  _ \ |  ____|  / /   / ____|| ____|
| |  | |  __) |   /  \   | |_) || |__    / /_  | |     | |__  
| |  | | |__ <   / /\ \  |  _ < |  __|  | '_ \ | |     |___ \ 
| |__| | ___) | / ____ \ | |_) || |____ | (_) || |____  ___) |
|_____/ |____/ /_/    \_\|____/ |______| \___/  \_____||____/