// JavaScript Document
kikan = 10;      // 日数
icon = "<img src='../imgs/top/new.gif' class='middle' width='28' height='12'>"; 
today = new Date();
upday = new Date();
function koushin(y, m, d) {
   upday.setFullYear(y);
   m = m - 1;
   upday.setMonth(m);
   upday.setDate(d);
   difference = today.getTime() - upday.getTime();
   difference = Math.floor(difference / (1000 * 60 * 60 * 24));
   if (difference < kikan) {
      document.write(icon);
   }
}