Question : Parent Child dropdownlistbox

I need to set a dropdown list box in a parent window by passing its value from a child popup using Javascript.

Using asp.net and C#
       
Sample that works for setting a textbox Text value.
parent.opener.document.getElementById('_ctl0_MainContent_dxrpOuter_dxtcPage_textpage_txttest').value = txtvalue;

Answer : Parent Child dropdownlistbox

does it work with anything else? I suppose you need to run it as Administrator to get proper permissions