(AGI) Rome, July 22 - European stocks opened higher on Tuesday,driven by Tokyo's bullish performance. Milan's FTSE MIB openedup 0.76 percent at 20,585 points. The Frankfurt DAX rose 0.66percent to 9,764.71 points, the Paris CAC 40 gained 0.53percent to 4,327.16 points, London's FTSE 100 was up 0.39percent to 6,754.21 points and the Madrid IBEX rose 0.24percent to 10,506.5 points. . .