function yosakoi()
{
	var today = new Date();
	var tommorrow = new Date();
	var trd = 86400000;
	yy = today.getFullYear();
	mm = today.getMonth()+1;
	dd = today.getDate();
//	if (document.cookie=="")
//		document.cookie="Name=Yosakoi; Visit="+yy+"/"+mm+"/"+dd+"; expires='Mon, 13-Aug-2007 23:59:59 JST'";
	Visit = "Visit="+yy+"/"+mm+"/"+dd;
	setCookie("Yosakoi",Visit,"365");
}