how to synchronize oulook calender appointment in the website?

how to synchronize oulook calender appointment in the website?

how to synchronize outlook calender appointment in the website?
i need the code for synchronizing the outlook calender appointment in the
website?
ie. i need to retrieve the data from the outlook calender appointment and
show those data as website content.
i have found some link but it is sending msg with default value instead of
the data coming from outlook calender appointment, but i need is to
display as content in website.
link:
http://www.terminally-incoherent.com/blog/2008/04/14/generate-outlook-calendar-events-with-php-and-icalendar/
please it is urgent.