NORTON <NRT> TO SELL SOUTH AFRICAN OPERATIONS Norton co said it has agreed to sell its remaining South African business, Norton co Pty Ltd, to <Global Mining and Industrial Corp> of South africa for undisclosed terms. The company said the unit accounts for less than two pct of Norton revenues and is being sold because "Growing societal pressures in the United States and the unsettled situation in south Africa had required a disproportionate amount of management tiome to oversee." Norton said the unit is profitable. Norton said it will provide the South Afrcian unit with future technical support, and products makde under that agreement will continue to be marketed under the Norton trademark.