function setIcon(icon, mon,day,yr,howLong) {
   var oneDay = 86400000;		// milliseconds in one day
   today = new Date();			// today's date
   today = today.getTime();		// today in milliseconds since epoch
   if (yr < 2000) {
      yr += 2000
   }
   modDate = new Date(yr, mon - 1, day);
   if(today < (modDate.valueOf() + (oneDay * howLong))) {
   return '<IMG SRC=\"' + icon + '\" ALIGN=bottom>';
   }
   else {
      return "";
   }
}