4 : ShellExtension.dll is a so called 'Shell Extension'
5 : allowing user to start WinMerge from explorer's context
6 : menu to compare selected files/directories.
7 : However this dll file must be registered for
8 : Windows before it works.
10 : ShellExtension.dll can be unregistered with command:
13 IF "%1" == "/u" Goto Uninstall
14 IF "%1" == "/U" Goto Uninstall
16 Echo Registering ShellExtension.dll...
17 RegSvr32 ShellExtension.dll
22 Echo UnRegistering ShellExtension.dll...
23 RegSvr32 /u ShellExtension.dll