<!--
	var img = new Array();
	img[0] = new Image();  img[0].src = "../img/bot_cha_on.jpg";
	img[1] = new Image();  img[1].src = "../img/bot_pw_on.jpg";
	img[2] = new Image();  img[2].src = "../img/bot_his_on.jpg";
	img[3] = new Image();  img[3].src = "../img/bot_ntv_on.jpg";

//リンク
	function overevent(n){
		imgname="../img/bot_" + n + "_on.jpg";
		document.images["bot_" + n].src=imgname;
	}
	function outevent(n){
		imgname="../img/bot_" + n + "_of.jpg";
		document.images["bot_" + n].src=imgname;
	}
//-->