[xwiki-users] Event Calendar abnormality

Hi, I noticed the Previous month/Next month links on the event calendar does not function normally. Present month is March Previous month http://ctsid.citos.psa/xwiki/bin/view/Main/EventCalendar?month=-1 Next month http://ctsid.citos.psa/xwiki/bin/view/Main/EventCalendar?month=+1 I click on previous month 2 times Then I click on next month 1 time This puts me at February Previous month http://ctsid.citos.psa/xwiki/bin/view/Main/EventCalendar?month=-2 Next month http://ctsid.citos.psa/xwiki/bin/view/Main/EventCalendar?month=0 When I click on next month, which has http://ctsid.citos.psa/xwiki/bin/view/Main/EventCalendar?month=0 as the link, I go to January...... Is this a solvable problem? This communication contains confidential or privileged information. If you are not the intended recipient, please notify us IMMEDIATELY that you have received it and destroy it. We are not liable for any unauthorised sending of or interference with this communication.