function resetArrAirport(){var optArrAirport=document.forms["searchform"].arrAirport;optArrAirport.options.length=0;optArrAirport.options[0]=new Option('Select an arrival airport','',true,true);}
function depAirportChange(airportCode){resetArrAirport();var optArrAirport,airportArray,i;optArrAirport=document.forms["searchform"].arrAirport;if(airportCode==''||airportCode=='Select a departure airport'){resetArrAirport();return;}
airportArray=eval(airportCode+"Array");optArrAirport.options.length=0;for(i=0;i<airportArray.length;i=i+1){eval("optArrAirport.options[i] = "+"new Option"+airportArray[i]);}
if(optArrAirport.length===2){optArrAirport.selectedIndex=1;}}
var BHXArray,BRSArray,LGWArray,MANArray,STNArray,CMFArray,SIRArray,GVAArray;BHXArray=["('Select an arrival airport', '', true, true)","('Chambery (CMF)','CMF')"];BRSArray=["('Select an arrival airport', '', true, true)","('Chambery (CMF)','CMF')"];LGWArray=["('Select an arrival airport', '', true, true)","('Chambery (CMF)','CMF')"];MANArray=["('Select an arrival airport', '', true, true)","('Chambery (CMF)','CMF')"];STNArray=["('Select an arrival airport', '', true, true)","('Chambery (CMF)','CMF')","('Sion (SIR)','SIR')"];CMFArray=["('Select an arrival airport', '', true, true)","('Bristol (BRS)','BRS')","('Gatwick (LGW)','LGW')","('Stansted (STN)','STN')"];SIRArray=["('Select an arrival airport', '', true, true)","('Stansted (STN)','STN')"];GVAArray=["('Select an arrival airport', '', true, true)","('London Gatwick (LGW)','LGW')"];