// JavaScript Document
if (!existsincombo("XX", document.forms[0].E_TIME, "value")) {

    var E_TIME_OPTION = new Option("", "XX", false, false)

    E_TIME_OPTION.selected = false

    document.forms[0].E_TIME.options[document.forms[0].E_TIME.length] = E_TIME_OPTION

}



if (!existsincombo("XX", document.forms[0].E_MONTH, "value")) {

    var E_MONTH_OPTION = new Option("", "XX", false, false)

    E_MONTH_OPTION.selected = false

    document.forms[0].E_MONTH.options[document.forms[0].E_MONTH.length] = E_MONTH_OPTION

}

if (!existsincombo("XX", document.forms[0].E_DAY, "value")) {

    var E_DAY_OPTION = new Option("", "XX", false, false)

    E_DAY_OPTION.selected = false

    document.forms[0].E_DAY.options[document.forms[0].E_DAY.length] = E_DAY_OPTION

}


function init() {

    if (document.forms[0].TRIP_TYPE[0].checked) {

        DefaultReturnTrip();

        OnewayTrip();

    }

    else if (document.forms[0].TRIP_TYPE[1].checked) {
        ReturnTrip();
    }

}