function getNewHref(){
var currentTime = new Date()
var month = currentTime.getMonth() + 1
var newHref = null;
if (month == 1) {
newHref = '/calendar_of_events/calendar_of_events-jan.html';
} else if (month == 2) {
newHref = '/calendar_of_events/calendar_of_events-feb.html';
} else if (month == 3) {
newHref = '/calendar_of_events/calendar_of_events-mar.html';
} else if (month == 4) {
newHref = '/calendar_of_events/calendar_of_events-apr.html';
} else if (month == 5) {
newHref = '/calendar_of_events/calendar_of_events-may.html';
} else if (month == 6) {
newHref = '/calendar_of_events/calendar_of_events-jun.html';
} else if (month == 7) {
newHref = '/calendar_of_events/calendar_of_events-jul.html';
}else if (month == 8) {
newHref = '/calendar_of_events/calendar_of_events-aug.html';
}else if (month == 9) {
newHref = '/calendar_of_events/calendar_of_events-sep.html';
} else if (month == 10) {
newHref = '/calendar_of_events/calendar_of_events-oct.html';
} else if (month == 11) {
newHref = '/calendar_of_events/calendar_of_events-nov.html';
} else if (month == 12) {
newHref = '/calendar_of_events/calendar_of_events-dec.html';	
} else {
newHref = '/calendar_of_events/calendar_of_events-jan.html';
}
return newHref;
}
function findLinkByHref(href) {

alert('find');
  for (var i=0; i<document.links.length; i++) {
    if (document.links[i].href == href) return i;
  }
  return -1;
}

function changeLinkHref(id,oldHref) {
var newHref=null;
newHref=getNewHref();
  if (document.links.length > 0) {
    if (document.getElementById) {
      document.getElementById(id).href = newHref;
      
    }
    else if (document.all) {
      document.all[id].href = newHref;
    }
    else {
      var index = findLinkByHref(oldHref);
      if (index > -1)
        document.links[index].href = newHref;
    }
  }
}