routes = {"YQY-YUL":"","YOW-YUL":"","EWR-YOW":"","EWR-YYZ":"","ATL-YYZ":"","ATL-YUL":"","YXU-YYZ":"","DCA-YYZ":"","DCA-YUL":"","YUL-YYZ":"","YUL-YWG":"","YWG-YYC":"","YYC-YYZ":"","YHZ-YUL":""};airports = {"YQY":["46.161389","-60.048056","SYDNEY\/J.A. DOUGLAS MCCURDY"],"YUL":["45.470464","-73.740933","MONTREAL\/PIERRE ELLIOT TRUDEAU"],"YOW":["45.322503","-75.667270","OTTAWA MACDONALD CARTIER INTL"],"EWR":["40.692500","-74.168667","NEWARK LIBERTY INTERNATIONAL"],"YYZ":["43.676661","-79.630645","TORONTO\/LESTER B. PEARSON INTL"],"ATL":["33.636720","-84.428067","HARTSFIELD-JACKSON ATLANTA INT"],"YXU":["43.033053","-81.151003","LONDON"],"DCA":["38.851917","-77.037700","RONALD REAGAN WASHINGTON NATNL"],"YWG":["49.910011","-97.240094","WINNIPEG\/JAMES A. RICHARDSON"],"YYC":["51.113833","-114.020333","CALGARY INTL"],"YHZ":["44.881186","-63.508708","HALIFAX INTL"]};show = "PID_VAC046772";