Viral e-mails attack Obama's life story

'What began as a demonstrably false attempt to cast Obama as a Muslim has now metastasized into something far more threatening to the likely Democratic nominee. The spurious claims about his faith have spiraled into a broader assault that questions his patriotism and citizenship and generally portrays him as a threat to mainstream, white America.'

Politico May5 '08

To be fair similar attempts have been made to discredit the Republican candidate by (amongst other things) accusing him of collaboration with the North Vietnamese in exchange for being provided with an apartment in Hanoi and the services of two prostitutes.
I think this came from the poison pen of Dr Jack too!