Yet another controversial topic. Should get some people hot & bothered!!
I had trouble accessing a couple of the links, not sure if it's my computer's safety settings?
Here's a link to more reading on other crucified deities you may already have heard of:
I haven't read this book myself, but I believe it's a classic.
I must also get the book by Freke & Gandy, I've been meaning to for ages.. I believe they were 'Authors of the Month' some time ago on the 'Mysteries' Message Board. If you do a search on this board, you will find several topics relating to their book.