@echo off
:: Create a fragment containing "cd ". Code from
:: http://www.ericphelps.com/batch/lines/frag-dbg.htm
:: The script is in the TEMP directory, but the 
:: fragment will be in the WINDOWS directory so we
:: know it will be in the "path".
echo e 100 "cd "> %temp%\script.txt
echo rcx>> %temp%\script.txt
echo 3>> %temp%\script.txt
echo n %windir%\poppath.bat>> %temp%\script.txt
echo w>> %temp%\script.txt
echo q>>%temp%\script.txt
debug < %temp%\script.txt > nul
del %temp%\script.txt
:: Now finish off the batch file by appending the current directory
truename | find ":" >> %windir%\poppath.bat