function resizeIFrame(id) {
	var h = $(id).contentWindow.document.body.scrollHeight;
	$(id).height = h + "px";
} 

function openWindow(url, name, parameters) {
	var w = window.open(url, name, parameters);
	w.focus();	
}

function toggleDisplay(id, display) {
	var el = document.getElementById(id);
	if (el == null)
		return;
	if (el.style.display == 'none') {
		el.style.display = display;
	} else {
		el.style.display = "none";
	}
}

var Cookie = {
  set: function(name, value, daysToExpire) {
    var expire = '';
    if (daysToExpire != undefined) {
      var d = new Date();
      d.setTime(d.getTime() + (86400000 * parseFloat(daysToExpire)));
      expire = '; expires=' + d.toGMTString();
    }
    return (document.cookie = escape(name) + '=' + escape(value || '') + expire + "; path=/");
  },
  get: function(name) {
    var cookie = document.cookie.match(new RegExp('(^|;)\\s*' + escape(name) + '=([^;\\s]*)'));
    return (cookie ? unescape(cookie[2]) : null);
  },
  erase: function(name) {
    var cookie = Cookie.get(name) || true;
    Cookie.set(name, '', -1);
    return cookie;
  },
  accept: function() {
    if (typeof navigator.cookieEnabled == 'boolean') {
      return navigator.cookieEnabled;
    }
    Cookie.set('_test', '1');
    return (Cookie.erase('_test') === '1');
  }
};