How to create batch file

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http://www.linuxquestions.org – Hello friends i need to create a script called as batch file to copy library files every time with out calling every time to this location /usr/local/lib and replacing the old library files i am doing all this to execute some c code on another machine using ssh the the files i need to copy are in another location like dvd/lib can any one please guide me thank you (HowTos)