Google banned lot of sites on 1 October . My also 45 sites got banned . Than I search for that what will do when your site got banned. And i got than just remove the reason why google flagged you spamy And submit your site at here http://google.com/addurl for re-consideration. Your site will be fine soon . Thanks
Hey i heard that Google banned so many sites this days in thousands so this means if you will get the reason of this then your site will come again by submit it on given link.