function addMenu(h,tplot)
   
%% Install uimenus on time selection rectangle
for k=1:prod(size(h.SelectionPatch))
      h.Menus = [h.Menus; uimenu('Label','Pass','Parent', ...
          get(h.SelectionPatch(k),'Uicontextmenu'),'Callback',...
          @(es,ed) filter(tplot,'pass'));
          uimenu('Label','Notch','Parent', ...
          get(h.SelectionPatch(k),'Uicontextmenu'),'Callback',...
          @(es,ed) filter(tplot,'notch'))];
end