this is my rudimentary file skeleton I use for new MATLAB-scripts...
<code matlab>
%% Description
%% - first version
%% - edited:

%% reset workspace, start timer
clear;close all;clc;disp(['It`s now ' datestr(now) ]);tic;

%% setup

%% work this thing! http://is.gd/swoK
disp('i`m calculating some heavy stuff');
pause(5);

%% output
disp('i`m outputting some stuff');

%% finish
disp('I`m done with all you`ve asked for...');disp(['It`s now ' datestr(now) ]);
zyt=toc;sekunde=round(zyt);minute = round(sekunde/60);stunde = round(minute/60);
if stunde >= 1
    minute = minute - 60*stunde;
    sekunde = sekunde - 60*minute - 3600*stunde;
    disp(['It took me approx ' num2str(round(stunde)) ' hours, ' ...
        num2str(round(minute)) ' minutes and ' num2str(round(sekunde)) ...
        ' seconds to perform the given task' ]);
else
    minute = minute - 60*stunde;
    sekunde = sekunde - 60*minute;
    disp(['It took me approx ' num2str(round(minute)) ' minutes and ' ...
        num2str(round(sekunde)) ' seconds to perform given task' ]);
end
%helpdlg('I`m done with all you`ve asked for...','Phew!');
</code>