OFFICIAL H1-B WEB SITE

http://www.h1base.com/page.asp?id=312
The H1B Visa Program is the official and primary USA work visa / work permit.The US Government introduced the H1B visa to offer and enable highly skilled International Professionals and/or International Students, from all over the World, the opportunity to live and work in the USA.The H1B is the most sought after US work visa.

http://www.uscis.gov/portal/site/uscis
This page provides information on the services provided by USCIS to applicants, petitioners, authorized representatives, community-based organizations, and the general public.
Included among the immigration benefits the USCIS oversees are: citizenship, lawful permanent residency, family- and employment-related immigration, employment authorization, inter-country adoptions and foreign student authorization.