Adding A Shared Calendar In Horde:
Step One
Log into your Horde email account.
Step Two
Select "Calendar"
Step Three
From the drop down menu on the top right labeled "Select calendars to display:", under the section labeled "Shared Calendars:", select the calendar you wish to have loaded into your calendar interface.
Step Four
Now you have loaded a shared calendar into your interface. Depending on how the privileges where set up for this calendar you can now edit, add, make changes or delete appointments.
