Hola :)
In Punjabi We Say as a Greeting - Sat Shri Akal Literally Meaning Lord is the Ultimate Truth
You Might Find these Links Helpful
http://www.learnpunjabi.org/intro1.asp
http://www.rajkaregakhalsa.net/punjabi.htm
http://www.languageshome.com/English-Punjabi.htm
http://www.mylanguages.org/punjabi_alphabet.php
Buena suerte :)