In 2001 leftist mobs attacked George Bush's inauguration. No one complained. Today, if Tea Partiers politely stand with a sign greeting Obama's limo in Arizona they're promoting violence, are racist, and harming America. (good photos at link)
George Bush 2001 Inauguration Day with eggs. More Tea Partiers in Arizona in Feb. 2009.
via Instapundit, link to Bush riots via icarizona commenter