How to clear all items in a listbox when we change our selection in a dropdownlistbox? : I have a Listbox named listbox1 ,a show button and a dropdownlist box in my aspx page.
*dropdownlistbox lists grouptypes.
*show button on click will fetch data based on grouptype from DB and populate in Listbox1.
*But if i change my selection of grouptype the items in listbox remains the same of earlier selection.I want to clear the items upon change in selection in dropdownlistbox before clicking the show button.
Someone help me out.
