//画像読み込み
	imgs	= new Array();
	for(i = 0 ; i < 10 ; i++) {
		imgs[i]	= new Image();
		imgs[i].src = "tokei/" + i + ".png";
	}
	function change() {
						//時刻の取得
		today	= new Date();
		hour	= today.getHours();
		min	= today.getMinutes();
						//画像の入れ替え
		hour = hour.toString();
		if(hour.length == 1) {
			hour = "0" + hour;
		}
		document.hour1.src = imgs[hour.charAt(0)].src;
		document.hour2.src = imgs[hour.charAt(1)].src;
		min = min.toString();
		if(min.length < 2) {
			min = "0" + min;
		}
		document.min1.src = imgs[min.charAt(0)].src;
		document.min2.src = imgs[min.charAt(1)].src;
		
	}
	function tm() {				//タイマー
		tm = setInterval("change()",500);
	}