soul silver help me!!

im still confused on the soul silver emalulator ok i have rar i saw the fool proof thing and i am still having trouble if i could have a link to a video it says exatly these words "Safari can’t open the file “4160 - Pokemon Soul Silver (J)(Xenophobia).rar” because no available application can open it." yes i have a mac if i could have help that would be nice

You need a program to handle RAR files. I believe StuffIt will work http://www.stuffit.com/mac/expander.html