var ctrl = m_Map.GetCtrlMan();    
    var indexmap = ctrl.GetIndexMap();
    if (indexmap.IsIndexMapVisible()) {
        indexmap.HideIndexMap();
    }

CXControlState ctrlstate  = ctrlman.GetControlState();
CXIndexMap indexmap = ctrlman.GetIndexMap();

if(indexmap.IsIndexMapVisible()) {
	indexmap.HideIndexMap();
}