var audio = null;
var tkawasemi;
function kawasemi(){
	var ckawasemi = 1;
	kawasemiimg = new Array(4);
	kawasemiimg[1] = "./css/img/kawasemi_01.png";
	kawasemiimg[2] = "./css/img/kawasemi_02.png";
	kawasemiimg[3] = "./css/img/kawasemi_01.png";
	kawasemiimg[4] = "./css/img/kawasemi_02.png";
	kawasemiUP();
	function kawasemiUP(){
		tkawasemi = setTimeout(kawasemiUP,500);
		document.kawasemi.src = kawasemiimg[ckawasemi];
		ckawasemi = ckawasemi + 1;
		if( ckawasemi > 4 ){
			ckawasemi = 1;
		}
	}
}

function sound(){
	audio = new Audio();
	audio.autoplay = false;
	audio.loop = true;
	if (audio.canPlayType) {
		var playMsg = audio.canPlayType('audio/mpeg');
		if ( "" != playMsg) {
			audio.src = "./sound/kawasemi.mp3";
		}
		playMsg = audio.canPlayType('audio/wav; codecs="1"');
		if ( "" != playMsg) {
			audio.src = "./sound/kawasemi.wav";
		}
		audio.load();
	}
}


/* マウスオーバー・アウト */
function soundsmartRollover() {
	document.kawasemi.onmouseover = function() {
		audio.play();
		kawasemi();
	}
	document.kawasemi.onmouseout = function() {
		audio.pause();
		clearTimeout(tkawasemi);
		document.kawasemi.src = kawasemiimg[1];
	}
}

/* オンロード時に動作 */
if(window.addEventListener) {
	window.addEventListener('load', sound, false);
	window.addEventListener('load', soundsmartRollover, false);
} else {
	window.attachEvent("onload", sound);
	window.attachEvent("onload", soundsmartRollover);
}