#!/bin/bash

#Evgenii Rudnyi http://MatrixProgramming.com
#to change a word in files
#Use:
#changeid from to files

previd="$1"
newid="$2"
shift
shift
for name do 
	echo $name
	sed "s/\<$previd\>/$newid/g" $name > /tmp/$name.t_tt
	mv /tmp/$name.t_tt $name
done