function displayLightbox(strUrl, intWidth, intHeight) {
    var oWnd = window.radopen(strUrl, 'Lightbox');
    oWnd.SetWidth(intWidth);
    oWnd.SetHeight(intHeight);
}


function GetRadWindow() {
    var oWindow = null;
    if (window.radWindow) oWindow = window.radWindow; //Will work in Moz in all cases, including clasic dialog   
    else if (window.frameElement.radWindow) oWindow = window.frameElement.radWindow; //IE (and Moz az well)   

    return oWindow;
}

function closeWindow() {
    var oWindow = GetRadWindow();
    oWindow.Close();
}