function newmark(y,m,d) { 
oldDay = new Date(y+"/"+m+"/"+d); 
newDay = new Date();
n = (newDay - oldDay)/(1000*60*60*24);
var t=parseInt(n);
//console.log(t);
	//3日までがnew
	if (t <= 2){ 
	document.write('<span>'+"NEW"+'</span>');
	}; 
}