function $() {
    var elements = new Array();
    for (var i = 0; i < arguments.length; i++) {
      var element = arguments[i];
      if (typeof element == 'string')
        element = document.getElementById(element);
      if (arguments.length == 1)
        return element;
      elements.push(element);
    }
    return elements;
  }

  Object.extend = function(destination, source) {
    for (property in source) {
      destination[property] = source[property];
    }
    return destination;
  }

function chNews(a) {
  try {
    for (var i=1;i<6;i++) {
      $("newst"+i).className = (i==a)?'active':'';
      $("news"+i).style.display  = (i==a)?'block':'none';
    }
    var n = a-1;
    if (n>0) $("newst"+n).className = 'last';
    if (a<3) $("newst5").className = 'last';
    document.cookie = "news="+a;    
  }
  catch(e) {}
  return false;
}

try {
  var rg = document.cookie.match(/news=(\d+)/);
  if (rg) {
    chNews(rg[1]);
  }
}
catch(e) {}