I have a program called Instant Imersion Japanese 3.0 (the cover of my version look like that:
http://www.journeyed.com/images/2/57772758N.jpg, but there are other version of this sofware) I bought it at Best Buy, it's very great. The firsts lecons are about basic vocabulary such as number, colour, greetings, etc and the words are said by two different person, so if you don't hear clealy what one say, you can hear the other proncounce it.