void ReflectDDL()
{
if (Request.Params[ddlRoles.UniqueID] != null)
cddRoles.SelectedValue = Request.Params[ddlRoles.UniqueID];
if (Request.Params[ddlUsers.UniqueID] != null)
cddUsers.SelectedValue = Request.Params[ddlUsers.UniqueID];
}
#endregion