By Paolo LaudaniMADRID, April 1 (Reuters) - Spanish police launched an investigation on Wednesday into Islamophobic and xenophobic chants during Tuesday's friendly against Egypt which also drew sharp criticism from Spain's football officials and the government.At the RCDE Stadium near Barcelona, the home ground of LaLiga club Espanyol, Spain supporters chanted "who doesn't jump is a Muslim" during the World Cup warm-up match which ended in a goalless draw.