I have created a Google+ page about this subject, which has more links and info on this subject.
Click this link: The Jesus Myth
The character called Jesus of Nazareth did not exist. The stories about him are a retelling of ancient myths about the death and resurrection of a godman that originated in the Egyptian myth of Osiris. The myths appeared in various forms through the ages as the myths of Dionysus, Mythras, Attis, etc.
Books and websites to read:
The Laughing Jesus: Religious Lies and Gnostic Wisdom by Timothy Freke and Peter Gandy
Jesus Never Existed by Kenneth Humphreys
The Jesus Puzzle by Earl Doherty
Lots of good links at Timothy Freke’s Website
List of links at the Jesus Mysteries Yahoo group
Truth Be Known: the website of D.M. Murdoch aka Acharya S., author of books such as Christ in Egypt: The Horus-Jesus Connection, Who Was Jesus: Fingerprints of the Christ, The Christ Conspiracy: The Greatest Story Ever Sold, Suns of God: Krishna, Buddha and Christ Unveiled and The World’s Sixteen Crucified Saviors.