% files
brain_file    = 'Subject.brain.mat';
aal_area_file = 'Subject_aal.area.mat';

% load keys in the area file
keys = vb_get_keyset_area(aal_area_file);

% check and choose area in the keys.
area_keys = {keys{1}, keys{2}, keys{3}};

% define area color
red    = [1, 0, 0];
green  = [0, 1, 0];
blue   = [0, 0, 1]; 
area_colors = [red; green; blue];

figure;
vb_plot_area(brain_file, aal_area_file, area_keys, area_colors, true, 'LR');
axis off;