num = 0;
jumpURL = new Array();
jumpURL[0] = "./hogarakamura/index.htm";
jumpURL[1] = "./hogarakamura/index.htm";

function changeImg()
{
	num+=10;
	pr = Math.floor(num/200)%5;
	alp = num%200;
	alp1 = alp;
	if(alp>100) alp1=200-alp;
	alp2 = alp1/100;
	document.banner.src = "images/pr" + pr + ".jpg";
	document.getElementById("banner").style.filter = "alpha(opacity="+alp1+")";
	document.getElementById("banner").style.MozOpacity = alp2;
	document.getElementById("banner").style.opacity = alp2;
	if(alp == 100) setTimeout("changeImg()",8000);
	else setTimeout("changeImg()",100);
}
function jump()
{
		location.href = jumpURL[num];
}