function g_poleEdit(hObject, varargin)
   
   global params
   
   currParamIndex = get(hObject,'UserData');
   poles          = get(hObject,'String');
   poles          = readInput(poles,2);
   [xx,yy]  = size(poles);
   poleList = pz();
   for kk=1:xx
      if (yy>1 && poles(kk,2)==0) || yy==1 , poleList(kk) = pz(poles(kk,1));
      else poleList(kk) = pz(poles(kk,1),poles(kk,2));
      end
   end
   params = pset(params,params.params(currParamIndex).key,poleList);
   set(findobj('Tag','apply'),'Enable','on');
   set(findobj('Tag','undo'),'Enable','on');
   
end