var img = new Array();
	img[0] = new Image();  img[0].src = "img/bot_jp_on.gif";
	img[1] = new Image();  img[1].src = "img/bot_kai_on.gif";
	img[2] = new Image();  img[2].src = "img/bot_hon_on.gif";
	img[3] = new Image();  img[3].src = "img/bot_for_on.gif";
	img[4] = new Image();  img[4].src = "img/bot_lin_on.gif";
	img[5] = new Image();  img[5].src = "img/bot_inf_on.gif";
	img[6] = new Image();  img[6].src = "img/bot_sit_on.gif";
	img[7] = new Image();  img[7].src = "img/bot_mai_on.gif";
			
//リンク関数
	function overevent(n){
		document.images["bot_" + n].src="img/bot_" + n + "_on.gif";
	}
	function outevent(n){
		document.images["bot_" + n].src="img/bot_" + n + "_of.gif";
	}