Removing files older than one week in a directory

Shell Programming and Scripting
1

Hi,
I need a shell script to remove the files older than a week in a directoy and if necessary to zip the files.

2 
check "find" command.
3

hello,

for example:

By crontab use :

40 20 * * 1-6 find /path -name "*" -mtime +8 -exec rm -f {} \;

Delete all files older than 8 days in the directory by cron on day 1-6 at 08:40 pm.

Regards