function selectDate(){
	var year = $("#selyear").val();
	var month = $("#selmonth").val();
	var dayCount = 31;
	
	if(month==4||month==6||month==9||month==11){
		dayCount = 30;
	}else if(month==2){
		if((year%4==0)&&((year%100!=0)||(year%400==0))){
			dayCount = 29;
		}else{
			dayCount = 28;
		}
	}
	
	$("#selday").get(0).options.length = 0;
	for (var i = 1; i <= dayCount; i++) {
		$("#selday").get(0).options.add(new Option(i+"日", i));
	}
}

function setLinkNumeroscope(url){
    var allNumber = $("#selyear").val() + $("#selmonth").val() + $("#selday").val();
    var destines = addAllNumber(allNumber);
    while (destines.length > 1) 
        destines = addAllNumber(destines);
    document.location.href = url + "/(destines)/" + destines;
}

function addAllNumber(num){
    var destines = 0;
    for (var i = 0; i < num.length; i++) 
        destines = destines + parseInt(num.substr(i, 1));
    return destines.toString();
}