Try out JavaScript API. For documentation see http://arshaw.com/fullcalendar/docs/

CTRL+ENTER while in textarea to execute
    Available methods:
  • select(startDate,endDate[,allDay])
  • unselect()
  • render()
  • destroy()
  • getView()
  • changeView(viewName)
  • prev()
  • next()
  • prevYear()
  • nextYear()
  • today()
  • gotoDate(year [, month, [ date ]])
  • incrementDate(years [, months, [ days ]])
  • updateItem(item)
  • getItems(idOrFilterFunction)
  • removeItems(idOrFilterFunction)
  • refetchItems()
  • addEventSource(Array/URL/Function)
  • removeEventSource(Array/URL/Function)
  • renderEvent(event,stick)
  • rerenderEvents()