function setFrame (doc) {
   window.open(doc,"mainFrame")
   }

function Calendar () {
   var today = new Date();
   year = today.getYear();
   month = today.getMonth();
   if (year < 1900) {year += 1900};
   month += 1;
   setFrame ("http://ssyc.com/calendar/" + year + "_" + month + ".htm");
   }

function upCalendar () {
   var today = new Date();
   year = today.getYear();
   month = today.getMonth();
   if (year < 1900) {year += 1900};
   month += 1;
   setFrame ("../calendar/" + year + "_" + month + ".htm");
   }

function upupCalendar () {
   var today = new Date();
   year = today.getYear();
   month = today.getMonth();
   if (year < 1900) {year += 1900};
   month += 1;
   setFrame ("../../calendar/" + year + "_" + month + ".htm");
   }