now = new Date();
var head = ( ((now.getMonth()>3)&&(now.getMonth()<9)) ? "title1.jpg" : "title.jpg");
dom = (document.getElementById);
ie4 = (!dom && document.all);
nn4 = (document.layers);
function rew(){
  document.images['title'].src=head;
}
function showEl(el){
  if (dom) document.getElementById(el).style.visibility = "visible";
  else if (ie4) document.all[el].style.visibility = "visible";
  else if (nn4) document.layers[el].visibility = "show";
}
function hideEl(el){
  if (dom) document.getElementById(el).style.visibility = "hidden";
  else if (ie4) document.all[el].style.visibility = "hidden";
  else if (nn4) document.layers[el].visibility = "hide";
}
function hideall(){
  hideEl('tel');
  hideEl('post');
}
function reveal(el,x,y){
  hideall();
  showEl(el);
  if (dom) document.getElementById(el).style.left=x;
  else if (ie4) document.all[el].style.left = x;
  if (dom) document.getElementById(el).style.top=y;
  else if (ie4) document.all[el].style.top = y;
  setTimeout('hideall()',10000);
  return false;
}