help me in Shell Scripting

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http://www.unix.com – Hi there please have a look at the code..i want to create Using a named pipe. Run a find in the background starting in the working directory While this is happening wait for input from the user to ask him which file to find. If the user does not enter any data in 10 seconds ask the user again. Then see if the requested file name is found from the output of the find. If more than one file is found number them 1 to n. Code: #!/bin/ksh echo "Enter your process: " read answer FIND=`ps -elf | grep $answer | grep -v grep` if [ $? -eq 0 ]; then         echo " (HowTos)