This nthing but burning the house to kill the rat. Orkut is a wondeful site and its utility far exceeds its pitfalls. Personally it has helped me stay in touch with many of my former classmates. After they had left for higher studies and other places, it's here that i met them. If u strt banning such sites, then let me tell u some more sites u wud hav to shut down.. myspace, facebook, hi5...