shg         %%Show Graph
clf reset   %%Reset all properties of graph
fig=gcf;
ax=gca;

set(fig,'doublebuffer','on','menubar','non',...       %... Can be used to extend lines! Yeh!
    'numbertitle','off','name','Box_Try',...
    'nextplot','add');

q(1) = uicontrol('string','step', ...
   'units','normal','pos',[.65 .02 .08 .06], ...
   'callback',@test_function);

function test_function(obj,eventdata)

    x=2;
    y=2;
    plot(x,y);
end