function run_conversion($params)
{
    global $run_conversion, $calendar_source, $calendar_target, $calendar_startdate;
    # $calendar_source - ex: "Calendar:Main Page/Team Calendar"
    # $calendar_target - ex: "Supprot Team"
    # $calendar_startdate - ex: "1/1/2009" - any standard date would work as php auto detects the date
    # $run_conversion: (careful, this WILL create duplicates... run only ONCE!
    # true - run conversion and update database
    # false (default) - only display pages found - trial run
    if (isset($calendar_source) && isset($calendar_target) && isset($calendar_startdate)) {
        $conversion = new conversion($run_conversion);
        return $conversion->convert($calendar_source, $calendar_target, $calendar_startdate);
    }
    return false;
}