function newMark(y,m,d) {
	oldDay = new Date(y+"/"+m+"/"+d); newDay = new Date(); 
	n = (newDay - oldDay)/(1000*60*60*24);
	if (n <= 7) document.write("<img src='/img/ic_new.gif' alt='NEW!!' width='28' height='5'  align='absmiddle' />");
}