Cadbury has temporarily pulled its "real treasure hunt" ad campaign after archaeologists and the government accused it of advocating looting. The Treasure Island ads encouraged children to "grab your metal detector and go hunting for Roman riches", but failed to warn that digging without permission is illegal. It suggested a number of sites across the UK and Ireland where "treasure's fair game". The confectioner took the online ad site down on Monday after being inundated with messages from archaeologists who described the campaign as "irresponsible" - a view endorsed by the government. The arts minister, Michael Ellis, said the ad...