in reply to change directory
after ending the script I am back in the directory where I started the example?
Did you start your program from the command line and you expected upon ending the script to find yourself in another directory?
A program should be light and agile, its subroutines connected like a string of pearls. The spirit and intent of the program should be retained throughout. There should be neither too little or too much, neither needless loops nor useless variables, neither lack of structure nor overwhelming rigidity." - The Tao of Programming, 4.1 - Geoffrey JamesMy blog: Imperial Deltronics