%COSMETICS Cosmetics
% Cosmetics sets up the axes, and colours
%
% Syntax:  cosmetics(a)
%
% Inputs:
%    a - axes length

% Author: Travis Hydzik
% Last revision: 20 October 2004

function cosmetics(a)

    axis equal; 
	axis([-a a -a a 0 a ]);
	box on;
	grid on;
    shading interp;
    colormap(copper);