i am working on a program of jsp ....i have test area n a list box... in list box it contains some elements ...those r names of states..like paris,rome etc...now my prob is in text area if i write an alphabet it should automatically highlight the state name with that alphabet in the list box...n if there is no state with tat name it should genereate an erroe message....plz guys help me out with this thing..plz provide me with the whole program code ... this is to be done in jsp.... waiting eagerly for ur replies....