selectItem Method

Selects an item and optionally activates it and updates the current value and input text usage: selectItem(myItem,activate,updateCurrentValue); if the second parameter is true, the item will be also activated if the third parameter is true, the current value and the input text will also be updated this works for both Single (EnableMultipleSelection=false) and Multiple selections the default values for the second and third parameters are both 'true'

Syntax

ASP.NET Ajax Javascript (Specification)
function selectItem(    item : DropDownItem,    activate : Boolean,    updateCurrentValue : Boolean ) : (Any);

ASP.NET Ajax Javascript (Usage)
var resultVar = instanceOfWebDropDown.selectItem(DropDownItem,Boolean,Boolean);