$(window).load(function(){
	if ($.browser.msie || $.browser.safari || $.browser.chrome)	format = "mp3"
	else format = "ogg"
	
	if (!($.browser.msie && $.browser.version < 9)){
		audio = $("audio").get(0)
		audio.volume = 0.5
		
		if (document.cookie==""){
			document.cookie="sound=off; expires = Monday, 01-Jan-2018 00:00:00 GTM";
			if (format == "mp3") music = $(".default_mp3").attr("value")
			else music = $(".default_ogg").attr("value")
			$("audio").attr({ src: music})
			audio.volume = 0.1;
			audio.play();
		}

		$(".music_play, .music_pause").click(function(){
			if (format == "mp3") music = $(this).parents(".music_block").find(".link_mp3").attr("value")
			else music = $(this).parents(".music_block").find(".link_ogg").attr("value")
			audio.volume = 0.5;
			$("#mute").text("mute");
			if ( $("audio").attr("src") != music){
				$("audio").attr({ src: music})
				audio.play();
				$(".music_pause").attr({class: "music_btn music_play"})
				$(this).attr({ class: "music_btn music_pause"})
			}
			else{	
				$(".music_pause").attr({class: "music_btn music_play"})
				if (audio.paused){
					$(this).attr({ class: "music_btn music_pause"})
					audio.play();
				}
				else audio.pause();
			}
		});
		$("#mute").click(function(){
			if (audio.volume != 0){
				audio.volume = 0;
				$(this).html("&#9834;&#9835;&#9835;&#9834;&#9834;&#9835;");
			}
			else{
				audio.volume = 0.5;
				$(this).text("Без звука");
			}
		});
	}
});