@ECHO off

MODE CON:COLS=46 LINES=9

echo --------------------------------- >> C:UsersusernameDesktopProgress.txt

echo. >> C:UsersusernameDesktopProgress.txt

echo %date% >> C:UsersusernameDesktopProgress.txt

set counter=0

set TST=0

:1

@echo off

setlocal

rem The format of %TIME% is HH:MM:SS,CS for example 23:59:59,99
set STARTTIME=%TIME%

@echo off

set /a counter=counter+1

set /a TST=TST+%duration%

rem now break the centiseconds down to hors, minutes, seconds and the remaining centiseconds
set /A TSTH=%TST% / 360000
set /A TSTM=(%TST% - %TSTH%*360000) / 6000
set /A TSTS=(%TST% - %TSTH%*360000 - %TSTM%*6000) / 100
set /A TSTHS=(%TST% - %TSTH%*360000 - %TSTM%*6000 - %TSTS%*100)

rem some formatting
if %TSTH% LSS 10 set TSTH=0%TSTH%
if %TSTM% LSS 10 set TSTM=0%TSTM%
if %TSTS% LSS 10 set TSTS=0%TSTS%
if %TSTHS% LSS 10 set TSTHS=0%TSTHS%

echo. >> C:UsersusernameDesktopProgress.txt

echo Total Time: %TSTH%:%TSTM%:%TSTS% Plus >> C:UsersusernameDesktopProgress.txt
echo Started on: %time%  >> C:UsersusernameDesktopProgress.txt


color f0

cls

:hour

set hour=1

:min

set min=0

:second

set second=0

:countit

cls

echo                  Main Event
echo            %date%
echo.
echo   %min%    Minutes
echo   %sec%    Seconds
echo        Hours #    %counter%
echo        Total Time: %TSTH%:%TSTM%:%TSTS%

set /a sec="%sec%-1"

if %sec%==-1 set /a min="%min%-1"
if %sec%==-1 set /a sec="59"
if %min%==-1 set /a hour="%hour%-1"
if %min%==-1 set /a min="59"
if %hour%==-1 goto 2

ping -n 2 127.0.0.1 >NUL

goto countit

:2

start "" "C:UsersusernameDesktopTimer file1.mp3"

echo.

pause>nul

echo Are You Sure?

pause>nul

cls

echo Okay then, Ready..

Pause>nul

@echo off

echo stopped on: %time%  >> C:UsersusernameDesktopProgress.txt

set ENDTIME=%TIME%

rem output as time
echo STARTTIME: %STARTTIME%
echo ENDTIME:    %ENDTIME%

rem convert STARTTIME and ENDTIME to centiseconds
set /A STARTTIME=(1%STARTTIME:~0,2%-100)*360000 + (1%STARTTIME:~3,2%-100)*6000 + (1%STARTTIME:~6,2%-100)*100 + (1%STARTTIME:~9,2%-100)

set /A ENDTIME=(1%ENDTIME:~0,2%-100)*360000 + (1%ENDTIME:~3,2%-100)*6000 + (1%ENDTIME:~6,2%-100)*100 + (1%ENDTIME:~9,2%-100)

rem calculating the duratyion is easy
set /A DURATION=%ENDTIME%-%STARTTIME%

rem now break the centiseconds down to hors, minutes, seconds and the remaining centiseconds
set /A DURATIONH=%DURATION% / 360000
set /A DURATIONM=(%DURATION% - %DURATIONH%*360000) / 6000
set /A DURATIONS=(%DURATION% - %DURATIONH%*360000 - %DURATIONM%*6000) / 100
set /A DURATIONHS=(%DURATION% - %DURATIONH%*360000 - %DURATIONM%*6000 - %DURATIONS%*100)

rem some formatting
if %DURATIONH% LSS 10 set DURATIONH=0%DURATIONH%
if %DURATIONM% LSS 10 set DURATIONM=0%DURATIONM%
if %DURATIONS% LSS 10 set DURATIONS=0%DURATIONS%
if %DURATIONHS% LSS 10 set DURATIONHS=0%DURATIONHS%

rem outputing
echo Duration is %DURATIONH%:%DURATIONM%:%DURATIONS% >> C:UsersusernameDesktopProgress.txt

cls

:4

color e0

cls

:hour

set hour=0

:min

set min=10

:sec

set sec=0

:continue

cls

echo                   Break...
echo            %date%
echo.
echo   %min%    Minutes
echo   %sec%    Seconds
echo        Hours #    %counter%
echo        Total Time: %TSTH%:%TSTM%:%TSTS%

set /a sec="%sec%-1"

if %sec%==-1 set /a min="%min%-1"
if %sec%==-1 set /a sec="59"
if %min%==-1 set /a hour="%hour%-1"
if %min%==-1 set /a min="59"
if %hour%==-1 goto 3

ping -n 2 127.0.0.1 >NUL

goto continue

:3

start "" "C:UsersusernameDesktopTimer file2.mp3"

echo.

pause>nul

echo Are You Sure?

pause>nul

cls

echo Okay then, Ready..

Pause>nul

cls

goto 1