function soundDidFinishPlaying(){
	$('.stop').attr('class', 'listen');
}

function play(url, track_id){
	css_class = $('#listen_track_'+track_id).attr('class');
	switch (css_class){
		case 'listen':
			$('.stop').attr('class', 'listen');
			$('#listen_track_'+track_id).attr('class', 'stop');
			start(url);
			break;
		case 'stop':
			$('#listen_track_'+track_id).attr('class', 'listen');
			stop();
			break;
	}
}

function start(url){
	document.getElementById(instance).start(url);
}

function stop(){
	document.getElementById(instance).stop();
}


function refreshCart()
{
	$('#sc_box').load('/cart/box');
}

page_width = function()
{
  //return window.innerWidth != null ? window.innerWidth: document.documentElement && document.documentElement.clientWidth ? document.documentElement.clientWidth:document.body != null ? document.body.clientWidth : null;
  return $(window).width();
}

page_height = function()
{
  //return window.innerHeight != null ? window.innerHeight: document.documentElement && document.documentElement.clientHeight ? document.documentElement.clientHeight:document.body != null ? document.body.clientHeight : null;
  return $(window).height();
}

ajax_loader_remove = function(div)
{
  div = '#' + div;
  if ($(div + '_loader'))
  {
    $(div + '_loader').remove();
    $(div + '_splash').remove();
  }
}

ajax_loader = function(div, full_screen, css_class)
{
  u_div = div;
  div = '#' + div;
  if (full_screen == undefined) full_screen = false;
  if (css_class == undefined) css_class = 'ajax-loader';  
  
  switch (css_class)
  {
    case 'ajax-loader-small':
      l_height = 16;
      l_width = 16;
      break;
    case 'ajax-loader':
    default:
      l_height = 31;
      l_width = 31;
      break;      
  }
  
  if (full_screen)
  {
    p_width = page_width();
    p_height = page_height();
    s_height = $(div).innerHeight() > p_height ? $(div).innerHeight().toString() : p_height.toString();
  }
  else
  {
    p_width = $(div).innerWidth();
    p_height = $(div).innerHeight();
    s_height = p_height;
  }

  $(div).css('position', 'relative');

  $(div + '_splash').remove();
  $(div + '_loader').remove();  

  el = document.createElement('div');
  el.id = u_div + '_splash';
  $(div).append(el);
  
  splash = $('#' + el.id);
  splash.css({'height' : s_height + 'px'});
//  splash.addClass('ajax-splash');
  splash.attr('class', 'ajax-splash');
  
  el = document.createElement('div');
  el.id = u_div + '_loader';
  $(div).append(el);
  
  loader = $('#' + el.id);
//  loader.addClass(css_class); 
  loader.attr('class', css_class); 
  loader.css({
    'top'  : (Math.round(p_height / 2) - Math.round(l_height / 2)).toString() + 'px',
    'left' : (Math.round(p_width / 2) - Math.round(l_width / 2)).toString() + 'px'
  });

  if (full_screen)
  {
    loader.css({
      'position' : 'fixed'
    })
  }
}

function addTrackToCart(track_id, el)
{
  div_id = $(el).parent().attr('id');
	ajax_loader(div_id);
	$.ajax({
		type: "GET",
		url: "/cart/add",
		data: {'track_id':track_id,  'ajax':1 },
		success: function(msg){
//			button = $('#track_' + track_id + ' a.addtocart');
			button = $(el).parent().find('a.addtocart');
			if (msg.indexOf('<script')==-1)
			{
				button.attr('class', 'deletefromcart');
			}
			ajax_loader_remove(div_id);
			$('#nb_items_in_cart').html(msg);
		}
	 });
}

function removeTrackFromCart(track_id, el)
{
  div_id = $(el).parent().attr('id');
	ajax_loader(div_id);
	$.ajax({
		type: "GET",
		url: "/cart/remove",
		data: {'track_id':track_id,  'ajax':1 },
		success: function(msg){
//			button = $('#track_' + track_id + ' a.deletefromcart');
			button = $(el).parent().find('a.deletefromcart');
			button.attr('class', 'addtocart');			
			ajax_loader_remove(div_id);
			$('#nb_items_in_cart').html(msg);
		}
	 });
}

function add_remove_cart_track(track_id, el)
{
	switch ($(el).attr('class'))
	{
		case 'deletefromcart':
			removeTrackFromCart(track_id, el);
			break;
		case 'addtocart':
			addTrackToCart(track_id, el);
			break;
	}
}

function album_download(album_id)
{
	$('#album_download input[name="album_id"]').val(album_id);
	$('#album_download').submit();
}

function addAlbumToCart(album_id, key)
{
	if (key != undefined)
		id = 'album_' + key + '_' + album_id;
	else
		id = 'album_' + album_id;
		
	ajax_loader(id);
	$.ajax({
		type: "GET",
		url: "/cart/add",
		data: {'album_id':album_id,  'ajax':1 },
		success: function(msg){
			$('#' + id + ' a.addtocart').remove();
			ajax_loader_remove(id);
			$('#nb_items_in_cart').html(msg);
		}
	 });
}

function addFullAlbumToCart(album_id)
{
	$.ajax({
		type: "GET",
		url: "/cart/add",
		data: {'album_id':album_id,  'ajax':1 },
		success: function(msg){
			$('p.addedToCart a').remove();
			$('p.addedToCart').html('Albumul a fost adaugat cu succes in cos');			
			$('#nb_items_in_cart').html(msg);
		}
	 });
}

function removeAlbumFromCart(album_id)
{
	ajax_loader('album_tracks');
	$.ajax({
		type: "GET",
		url: "/cart/remove",
		data: {'album_id':album_id,  'ajax':1 },
		success: function(msg){
			ajax_loader_remove('album_tracks');
			$('#nb_items_in_cart').html(msg);
			$('p.addedToCart').html('Albumul a fost adaugat in cosul de cumparaturi');
		}
	 });
}