function isNumber(a) {
	return typeof a == 'number' && isFinite(a);
 }

function addEvent(elm, evType, fn, useCapture) {
	if (elm.addEventListener)
	{
		elm.addEventListener(evType, fn, useCapture);
		return true;
	}
	else if (elm.attachEvent)
	{
		var r = elm.attachEvent('on' + evType, fn);
		return r;
	}
	else
	{
		elm['on' + evType] = fn;
	}
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

function eraseCookie(name) {
	createCookie(name, "", -1);
}

function SetRadioCookie() {
	box = document.forms[0].first;
	value = box.options[box.selectedIndex].value;
	//alert (value)
	createCookie("Music", value, 365 );
	window.location.reload()
}

function init() {
	populate();
}

function populate() {

var store = new Array();

store[0] = new Array(
'Bez muzike na blogu','0',
'Adult Alternative','12',
'Womens Alternative','43',
'Adult Contemporary','14',
'Alternative Rock','47',
'Blues','16',
'Christian Contemporary','17',
'Classic 60s','71',
'Classic Country','70',
'Classic Hits','19',
'Classic Rock','22',
'Classical','21',
'Country','23',
'Dance','24',
'Halloween Rock','59',
'Hot Hits','73',
'Indie Rock','30',
'Jazz','31',
'Metal Rock','34',
'Native American','36',
'New Age','35',
'R&B Classics','37',
'Reggae','38',
'Retro Radio','29',
'Rock','39',
'Rockin 80s','40',
'Smooth Jazz','41',
'Soundtracks','64',
'Top 40','20',
'Top Hits 2005','72',
'Vintage Vault','57',
'World','44');

	var list = store[0];
	var box2 = document.forms[0].first;
	box2.options.length = 0;
	for(i=0;i<list.length;i+=2)	{
		box2.options[i/2] = new Option(list[i],list[i+1]);
		box2.options[i/2].setAttribute('id',list[i+1])
	}
}

function GetSelectedRadio() {
		var fr_Id = "mFrame";
		var ChannelNum = readCookie("Music");

		if (ChannelNum == 0) {
			var innerHTML ="";
			return innerHTML;
		}
		else {
			var urlPattern = "http://www.gotradio.com/player/player_web.asp?id=XX&cr=lb";
			var urlPlaying = urlPattern.replace(/XX/, ChannelNum);
			var fr_style = 'width:0;height:0;frameborder:0; scroling:no; marginheight:0; marginwidth:0';
			var innerHTML = "<iframe name='"+fr_Id+"' id='"+fr_Id+"' src='"+urlPlaying+"' style='"+fr_style+"'></iframe>";
			return innerHTML;
		}
	
	}
	
function SelectGenre ()	{
		var kurac = readCookie("Music");
		var curGenreOption = document.getElementById(kurac);
		curGenreOption.selected = true;		
}
addEvent(window, 'load', SelectGenre, false);