// arrival 
var cala = new CalendarPopup("calDivA");
cala.setReturnFunction("setDateStringArrival");

var af_name = 'login';
var ad_name = 'data[form][VALUE_weddingDate_day]';
var am_name = 'data[form][VALUE_weddingDate_month]';
var ay_name = 'data[form][VALUE_weddingDate_year]';

function setDateStringArrival(y,m,d) {
    document.forms[af_name][ad_name].value = d;
    document.forms[af_name][am_name].value = m;
    document.forms[af_name][ay_name].value = y;
}

function getDateStringArrival() {
    var d = document.forms[af_name][ad_name].value;
    var m = document.forms[af_name][am_name].value;
    var y = document.forms[af_name][ay_name].value;

     if (y=="" || m=="") { return null; }
     if (d=="") { d=1; }
     return str= y+'-'+m+'-'+d;
}