The visa guide is available at http://www.uscis.gov/portal/site/uscis/menuitem.749cabd81f5ffc8fba713d10526e0aa0/?vgnextoid=ef26d8f4a80a8310VgnVCM100000b92ca60a

The visa guide is available at http://www.uscis.gov/portal/site/uscis/menuitem.749cabd81f5ffc8fba713d10526e0aa0/?vgnextoid=ef26d8f4a80a8310VgnVCM100000b92ca60aRCRD&vgnextchannel=ef26d8f4a80a8310VgnVCM100000b92ca60aRCRD http://www.uscis.gov/portal/site/uscis/menuitem.749cabd81f5f... B1 visa may be enough. Check it out.