At the Schedule for your website Download is it is a calendar for admins that can be incorporated into your own web home.
Delete or edit the entries in the diary for your website Download
The diary provides an admin area to delete or edit entries. The installation of the calendar for your website is straightforward. It creates only the table for the dates because the database anyway is present normally or can be created using phpMyAdmin fix. Admin section each entry individually editable. In the README.TXT all details are described.