function updatePage(){
 for(var i=0; i<document.getElementsByClassName('price').length; i++){
  var price=(self[document.getElementsByClassName('price').item(i).id]/100).toString();
  if(!price.split(/\./)[1]) price+='.00';
  if(price.split(/\./)[1].length==1) price+=0;
  document.getElementsByClassName('price').item(i).innerHTML="&euro;"+price;
 }
}
window.addEventListener("load", function() {updatePage();}, false);