(AGI) Rome, July 3 - European stock markets opened quietly onThursday with a low volume of trade ahead of U.S. employmentfigures and the conclusions of the European Central Bankexecutive meeting. London rose 0.02 percent. Milan's FTSE MIBgained 0.12 percent to 21,709 points. Frankfurt shed 0.01percent, Paris lost 0.04 percent and Madrid slipped 0.2percent. . .