Problem with listbox

hi i am having problems with listbox values
basically there are 2 listboxes, with values populated from 2 different resultsets. i need to move items from one listbox to the other and vice versa and then submit values for the items for the 2nd listbox to the database. How do i specify that i want all the items in the 2nd listbox? If i use a request.getParameterValues() it will only return those that i have selected. But i do not want user to have to select any items in the 2nd listbox, they should be reflecting what the user wanted.

ok thanks
does the javascript method works if i need to pass 2 arrays instead of one inside?
var selectVal = new Array();
var availableVal=new Array();
function toArray(){
var len1 = document.getElementById("selectedOptions").length;
for(var i = 0;i<len1;i++){
selectVal=document.getElementById("selectedOptions").options[i].value;
var len2=document.getElementByID("availableOptions").length
for(var j=0; j<len2; j++){
availableVal[j]=document.getElementById("availableOptions").options[j].value;
document.option.data1.value = selectVal;
document.option.data2.value = availableVal;
it works for one array, but i am having problems if i add another listbox availableOptions inside.

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    Amit Barnawal

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    I am not sure, if you guys have all the information you need, to know whats going on. Maybe this has to do with session-id and the whay, items are updated. I hope you can help me.
    Thanks, best regards,
    tobi

    First can you please post all log file errors
    >> I can't really give you a solution or specific recommendation since I did not saw this error yet myself, but on your own risk you can try:
    1. You may try to just register 'dts.dll' using regsvr32.exe, but this error may indicate a bigger problem with setup.
    If you are running SQL Server 64bit then try running this at the command prompt: %windir%\syswow64\regsvr32 "%ProgramFiles(x86)%\Microsoft SQL Server\90\dts\binn\dts.dll"
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    The article below may be able to help you with this.
    Click on the link to see more details and screenshots. 
    iCloud: Keeping the Junk folder consistent between iCloud Mail and OS X Mail
    http://support.apple.com/kb/HT4911
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