How to (stop) auto-start NJStar Chinese Calendar

To auto-start NJStar Chinese Calendar:

Method 1: Add a shortcut in C:\Documents and Settings\All Users\Start Menu\Programs\Startup 
to C:\Program Files\NJStar Chinese Calendar\NJCalend.exe

or
Method 2: Add a registry entry in

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] 
"Calendar"="\"C:\\Program Files\\NJStar Chinese Calendar\\NJCalend.exe\" /Automation"

To stop auot-start, remove the shortcut and/or the registry key listed above.