%shotcuts for components of vector state
x1	= x(:,1);
x3	= x(:,3);
x5	= x(:,5);


%Let's produce an animated plot: 
figure
axis([-1 10 -2 2]);
link1 = line('xdata', [0, 0], 'ydata', [-2, 2]);
link2 = line('xdata', [0, x1(1)], 'ydata', [0,0], 'Marker', 'o', 'MarkerSize', 30);
link3 = line('xdata', [x1(1), x3(1)], 'ydata', [0,0], 'Marker', 'o', 'MarkerSize', 30);
link4 = line('xdata', [x3(1), x5(1)], 'ydata', [0,0], 'Marker', 'o', 'MarkerSize', 30);
for i=1:length(x1)
  set(link2,'xdata', [0, x1(i)]);
  set(link3,'xdata', [x1(i), x3(i)]);
  set(link4,'xdata', [x3(i), x5(i)]);
  drawnow;
end