First, the link:
Arts Vote 2008
Next, the brief summary:
McCain's policy on art is one paragraph that, roughly, says "Um, art? Sure, schools should teach it, if they feel like spending money on it. Wev."
Obama's policies consist of three briefs with specific things he has supported and will support. It's a.... whaddya call it... a "platform". Yes. That's it. With details and stuff.