routes = {"NAS-YYZ":"","SFO-YYZ":"","MSP-SFO":"","PHX-YYZ":""};airports = {"NAS":["25.038958","-77.466231","LYNDEN PINDLING INT"],"YYZ":["43.676661","-79.630645","TORONTO\/LESTER B. PEARSON INTL"],"SFO":["37.618972","-122.374889","SAN FRANCISCO INTERNATIONAL"],"MSP":["44.881956","-93.221767","MINNEAPOLIS-ST.PAUL INTL WOLD"],"PHX":["33.434278","-112.011583","PHOENIX SKY HARBOUR INTL"]};show = "PID_VAC047556";