var text_now = "";
var chars = 0;
var effect = "rtl";
 
function fill(n) {
 var empty_chars = "";
 for(var i = 0; i < n; ++i)
  empty_chars += " ";
 return(empty_chars);
}
 
function show_ticker(text, delay) {
 if(effect == "rtl") {
  chars += 1;
  text_now = fill(text.length - chars);
  text_now += text.substring(0, chars);
  if(chars >= text.length) effect = "ltn";
 }
 else if(effect == "ltn") {
  chars -= 1;
  text_now = 
     text.substring((text.length - chars),(text.length - 1));
  text_now += fill(text.length - chars);
  if(chars <= 0) effect = "rtl";
 }
 document.getElementById("ticker").innerHTML = text_now;
 window.setTimeout
    ("show_ticker('" + text + "', " + delay + ")", delay);
}


function show_schedule(string) {
  document.getElementById("schedule").innerHTML = string
}