An Act amending the act of March 10, 1949 (P.L.30, No.14), known as the Public School Code of 1949, further providing for defacing, injuring or destroying property used for school purposes, for authority of teachers and vice principals, for possession of weapons, for penalties for violation of compulsory attendance requirements, for safe schools and for reporting of certain incidents; and providing for notice of arrest, for violence prevention plans, for juvenile crime programs and for youth service centers.