Just a couple of links from the opposing viewpoint-
http://www.wallbuilders.com/resources/index.htm
Follow the articles and read them thoroughly. Follow his documentation from historical references.
And what the Founding Fathers had to say-
http://www.eadshome.com/QuotesoftheFounders.htm
And besides Thom, if we aren't trying to enforce state mandated atheism, why are we removing the cross from the seal of LA? Why is there a movement afoot to erase any religous place names now starting. So what are you going to name Corpus Christi, LA and SF? Why should we remove "In God We Trust" from our currency? Does that statement on our cash make us a theocracy? If you're offended by hearing God's name, so were the Pharisees and the Jews before they demanded the Romans "kill a guy by hanging him on a stick"? Where do you draw the line?