routes = {"YOW-YYZ":"","DXB-YYZ":"","LHR-YVR":"","YUL-YYZ":""};airports = {"YOW":["45.322503","-75.667270","OTTAWA MACDONALD CARTIER INTL"],"YYZ":["43.676661","-79.630645","TORONTO\/LESTER B. PEARSON INTL"],"DXB":["25.252778","55.364445","DUBAI"],"LHR":["51.477500","-0.461389","LONDON HEATHROW"],"YVR":["49.194694","-123.183967","VANCOUVER INTERNATIONAL"],"YUL":["45.470464","-73.740933","MONTREAL\/PIERRE ELLIOT TRUDEAU"]};show = "PID_VAC047730";