How to get all the items of listbox ?

[eluser]Rahul gamit[/eluser]
Hello,
I am having two listboxes one of contains data and one is empty and by clicking the transfer button listbox1's data is transfer to listbox2 and i want to get all the data of the listbox2, so how can i retrieve the entire array of items ?
please help me .

Thanks in advance

[eluser]toopay[/eluser]
Use javascript and/or AJAX.