// JavaScript Document

function myLastModified(){
	var myModify=document.lastModified;
	var myDate=new Date(myModify);
	var myMonth=myDate.getMonth()+1;
	var myDay=myDate.getDate();
	return "－最終更新日："+myMonth+"月"+myDay+"日－";
}

function myCountDown(year,month,day){
	myNow=new Date();
	myRun=new Date(year,month-1,day);
	mySec=myRun.getTime()-myNow.getTime();
	myCnt=myTimeToDay(mySec)+1;
	if(myCnt==0){
		return "※今日締切です。";
	}else if(myCnt>0){
		return "※締切まで、あと"+(myCnt)+"日です。";
	}else{
		return "※締め切りました。";
	}
}

function myTimeToDay(time){
	return Math.floor(time/(1000*60*60*24));
}

function myCountUp(year,month,day){
	myNow = new Date();
	myRun = new Date(year,month-1,day);
	myMsec = myNow.getTime()-myRun.getTime();
	myDayCount = myTimeToDay(myMsec)+1;
	return "(カウンタ設置日"+year+"/"+month+"/"+day+"から"+myDayCount+"日目)";
}

function myDateTime(){
	myDay=new Array("日","月","火","水","木","金","土");
	myDate=new Date();
	year  =myDate.getYear()+1900;
	month =myDate.getMonth()+1;
	date  =myDate.getDate();
	day   =myDate.getDay();
	hour  =myDate.getHours();
	minute=myDate.getMinutes();
	seconds=myDate.getSeconds();
	document.toppage.myDateTime.value = year+"/"+month+"/"+date+"("+myDay[day]+") "+hour+":"+minute+":"+seconds;
}
function myDateTime2(){
	myDay=new Array("日","月","火","水","木","金","土");
	myDate=new Date();
	year  =myDate.getYear();
	year  =(year<2000)?year+1900:year; 
	month =myDate.getMonth()+1;
	date  =myDate.getDate();
	day   =myDate.getDay();
	return year+"/"+month+"/"+date+"("+myDay[day]+") ";
}
function myMainPhoto(){
	myImageCnt=3;
	myImage=new Array(
		"main_photo_small.jpg",
		"main_photo_small-02.jpg",
		"main_photo_small-01.jpg"
	);
	myImageDir="../images/";
	myRnd=Math.floor(Math.random()*myImageCnt);
	//background-image:=url(myImageDir+myImage[myRnd]);
}