window.onload = function () {

var home = document.getElementById('home');
var openingbglogo = document.getElementById('openingbglogo');
var openingbg = document.getElementById('openingbg');
var openinglogo = document.getElementById('openinglogo');


ref = document.referrer;
if(ref.match(/catsitter-haruta.com/)!="catsitter-haruta.com"){
openingbglogo.style.display = "block";
openingbg.style.display = "block";
}
else{
openingbglogo.style.display = "none";
openingbglogo.style.visibility = "hidden";
openingbg.style.display = "none";
openingbg.style.visibility = "hidden";
}


home.style.visibility = "visible";
openingbglogo.style.visibility = "visible";
openingbg.style.visibility = "visible";
// openinglogo.style.visibility = "visible";
// fadeIn('home', 0);
setTimeout("fadeOut('openingbglogo', 100)",4000);
setTimeout("fadeOut('openingbg', 100)",1000);
setTimeout("homeCurrent()",5000);
// setTimeout("jumpPage()",5000);


if(window.innerHeight){
	h=window.innerHeight;
	s=document.body.scrollHeight;
	}
	if(document.documentElement && document.documentElement.clientHeight){
	h=document.documentElement.clientHeight;
	s=document.documentElement.scrollHeight;
	}
	else if(document.body && document.body.clientHeight){
	h=document.body.clientHeight;
	s=document.body.scrollHeight;
	}
	if(s<=h){
	openingbg.style.height=h+'px';
	openingbglogo.style.height=h+'px';
	openinglogo.style.top=((h-222)/2)+'px';
	if( ((h-222)/2) < 0 ){
	openinglogo.style.top=0 + 'px';
	}
	}
	else if(s>h){
	openingbg.style.height=s+'px';
	openingbglogo.style.height=s+'px';
	openinglogo.style.top=((h-222)/2)+'px';
	if( ((h-222)/2) < 0 ){
	openinglogo.style.top=0 + 'px';
	}
	}
	
if(window.innerWidth){
	w=window.innerWidth;
	c=document.body.scrollWidth;
	}
	if(document.documentElement && document.documentElement.clientWidth){
	w=document.documentElement.clientWidth;
	c=document.documentElement.scrollWidth;
	}
	else if(document.body && document.body.clientWidth){
	w=document.body.clientWidth;
	c=document.body.scrollWidth;
	}
	if(c<=w){
	openingbg.style.width=w+'px';
	openingbglogo.style.width=w+'px';
	openinglogo.style.left=((w-445)/2)+'px';
	if( ((w-445)/2) < 0 ){
	openinglogo.style.left=0 + 'px';
	}
	}
	else if(c>w){
	openingbg.style.height=c+'px';
	openingbglogo.style.height=c+'px';
	openinglogo.style.left=((w-445)/2)+'px';
	if( ((w-445)/2) < 0 ){
	openinglogo.style.left=0 + 'px';
	}
	}
	
}




function homeCurrent() {
var openingbglogo = document.getElementById('openingbglogo');
var openingbg = document.getElementById('openingbg');
openingbglogo.style.display = "none";
openingbg.style.display = "none";
 }

// function jumpPage() {
// location.href = "home.php";
// }

function fadeOut(imgId, opacity) {
if (opacity >= 0) {
setOpacity(document.getElementById(imgId), opacity);
opacity -= 10;
window.setTimeout("fadeOut('" + imgId + "'," + opacity + ")", 80);
}
}

function fadeIn(imgId, opacity) {
if (opacity <= 100) {
setOpacity(document.getElementById(imgId), opacity);
opacity += 10;
window.setTimeout("fadeIn('" + imgId + "'," + opacity + ")", 80);
}
}

function setOpacity(img, opacity) {
img.style.filter = "alpha(opacity:" + opacity + ")";
img.style.MozOpacity = opacity / 100;
img.style.opacity = opacity / 100;
}