Oh I don't know what the hell McBushies are up to!! I would have expected them to show Obama as Muhammad, instead they went for Moses LOL. Oh and watch for Dana Milbank's gift to the McCain campaign featured prominently in the ad.
Check this out --
http://theutubeblog.com/2008/08/01/john-mccains-new-the-one-ad-compares-barack-obama-to-moses-jesus/

On a serious note though, the strategy seems to be to attack Obama's strength - all that charisma and youth is fluff, if the 8 attack ads in 2 weeks are to be believed...