function OpenWindow(url,width, height)
{ 
    //Show supplied url in RadWindow
    var oWindow = window.radopen(url, "RadWindow1");
    oWindow.SetSize (width, height);
}
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()
{
    GetRadWindow().Close();
}