routes = {"YCG-YVR":"","YHZ-YYT":"","YQQ-YVR":"","YEG-YZF":"","YHZ-YQX":"","BOS-YHZ":"","YQR-YWG":"","YLW-YVR":"","YFC-YHZ":"","YHZ-YUL":"","IAD-YYZ":"","YXU-YYZ":"","YVR-YYZ":"","YHZ-YYZ":"","YOW-YUL":"","YUL-YYZ":"","YUL-YYG":"","DCA-YUL":"","MSP-YUL":"","PDX-YVR":"","IAH-YVR":"","YHZ-YOW":"","YHZ-YXU":"","BOS-YUL":"","FLL-YYZ":"","YEG-YVR":"","BOS-YYZ":"","YOW-YYZ":""};airports = {"YCG":["49.296333","-117.632500","CASTLEGAR\/WEST KOOTENAY"],"YVR":["49.194694","-123.183967","VANCOUVER INTERNATIONAL"],"YHZ":["44.881186","-63.508708","HALIFAX INTL"],"YYT":["47.618620","-52.752420","ST. JOHNS INTL"],"YQQ":["49.710833","-124.886667","COMOX"],"YEG":["53.309789","-113.579617","EDMONTON INTL"],"YZF":["62.463039","-114.440403","YELLOWKNIFE"],"YQX":["48.937020","-54.568136","GANDER INTL"],"BOS":["42.362972","-71.006417","GEN EDWARD LAWRENCE LOGAN INTL"],"YQR":["50.432192","-104.666053","REGINA"],"YWG":["49.910011","-97.240094","WINNIPEG\/JAMES A. RICHARDSON"],"YLW":["49.957222","-119.377778","KELOWNA"],"YFC":["45.868878","-66.537220","FREDERICTON INTL"],"YUL":["45.470464","-73.740933","MONTREAL\/PIERRE ELLIOT TRUDEAU"],"IAD":["38.947445","-77.459945","WASHINGTON DULLES INTL"],"YYZ":["43.676661","-79.630645","TORONTO\/LESTER B. PEARSON INTL"],"YXU":["43.033053","-81.151003","LONDON"],"YOW":["45.322503","-75.667270","OTTAWA MACDONALD CARTIER INTL"],"YYG":["46.289156","-63.119250","CHARLOTTETOWN"],"DCA":["38.851917","-77.037700","RONALD REAGAN WASHINGTON NATNL"],"MSP":["44.881956","-93.221767","MINNEAPOLIS-ST.PAUL INTL WOLD"],"PDX":["45.588708","-122.596870","PORTLAND INTL"],"IAH":["29.984434","-95.341442","GEORGE BUSH INTERCONT.\/HOUSTON"],"FLL":["26.072583","-80.152750","FT LAUDERDALE HOLLWOOD INTL"]};show = "PID_VAC045826";