BARHAM, England, Jan 26 (AFP) – A roadside poster of the Czech supermodel Eva Herzegova taking off her T-shirt has succeeded in slowing cars outside a road safety campaigner’s home.Cyril Long, 62, hit on the idea of placing the provocative picture of the Wonderbra model in his garden in Barham, eastern England, after motorists repeatedly ignored his hand-written pleas for them to cut their speed.