routes = {"DCA-YYZ":"","DCA-DCA":"","LGA-YYZ":"","YYC-YYZ":"","SFO-YYZ":"","SFO-YUL":"","EWR-YUL":"","EWR-YYC":"","BOS-YYZ":"","BOS-YHZ":"","YHZ-YYZ":"","YUL-YYZ":""};airports = {"DCA":["38.851917","-77.037700","RONALD REAGAN WASHINGTON NATNL"],"YYZ":["43.676661","-79.630645","TORONTO\/LESTER B. PEARSON INTL"],"LGA":["40.777250","-73.872611","LA GUARDIA"],"YYC":["51.113833","-114.020333","CALGARY INTL"],"SFO":["37.618972","-122.374889","SAN FRANCISCO INTERNATIONAL"],"YUL":["45.470464","-73.740933","MONTREAL\/PIERRE ELLIOT TRUDEAU"],"EWR":["40.692500","-74.168667","NEWARK LIBERTY INTERNATIONAL"],"BOS":["42.362972","-71.006417","GEN EDWARD LAWRENCE LOGAN INTL"],"YHZ":["44.881186","-63.508708","HALIFAX INTL"]};show = "PID_VAC047644";