As siuo metu darau:

$results=mysql_query("SELECT date FROM events");
while($row = mysql_fetch_array($results))
{
   $date .= "'".$row["date"] ."',";
}
$calendar->highlighted_dates = array($date);


bet man kazkodel nesikeicia, nors spausdinant su komanda echo, rodo 
tvarkingai? t.y.

<?php echo $date; ?>

ekrane isveda gerai. t.y.: 
'2009-11-03','2009-11-07','2009-11-16','2009-11-25'

gal galit visgi kasnors padeti? bo jau galva nebegalvoja. Aciu