total = 52;
img = new Array();
img[0] = "page_01";
img[1] = "page_02";
img[2] = "page_03";
img[3] = "page_04";
img[4] = "page_05";
img[5] = "page_06";
img[6] = "page_07";
img[7] = "page_08";
img[8] = "page_09";
img[9] = "page_10";
img[10] = "page_11";
img[11] = "page_12";
img[12] = "page_13";
img[13] = "page_14";
img[14] = "page_15";
img[15] = "page_16";
img[16] = "page_17";
img[17] = "page_18";
img[18] = "page_19";
img[19] = "page_20";
img[20] = "page_21";
img[21] = "page_22";
img[22] = "page_23";
img[23] = "page_24";
img[24] = "page_25";
img[25] = "page_26";
img[26] = "page_27";
img[27] = "page_28";
img[28] = "page_29";
img[29] = "page_30";
img[30] = "page_31";
img[31] = "page_32";
img[32] = "page_33";
img[33] = "page_34";
img[34] = "page_35";
img[35] = "page_36";
img[36] = "page_37";
img[37] = "page_38";
img[38] = "page_39";
img[39] = "page_40";
img[40] = "page_41";
img[41] = "page_42";
img[42] = "page_43";
img[43] = "page_44";
img[44] = "page_45";
img[45] = "page_46";
img[46] = "page_47";
img[47] = "page_48";
img[48] = "page_49";
img[49] = "page_50";
img[50] = "page_51";
img[51] = "page_52";

n = 0;
function nextPage() {
	n=n+1;
	n %= total;
	document.albumImage.src = img[n]+"s.gif";
	showContents(n+1);
}
function previousPage() {
	n=total-1-n;
	n=n+1;
	n %= total;
	n=total-1-n;
	document.albumImage.src = img[n]+"s.gif";
	showContents(n+1);
}
function showContents(i) {
	document.getElementById("id1").innerHTML = i+"/52";
}
function openImg() {
	i = new Image();
	i.src = img[n]+".gif";
	newwindow = window.open("", "_blank", "width=832,scrollbars=yes");
	newwindow.window.document.open();
	newwindow.window.document.write('<html lang="ja">'
	+'<head>'
	+'<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">'
	+'<meta http-equiv="Content-Script-Type" content="text/javascript">'
	+'</head>'
	+'<body style="margin:10;padding:0;border:0;">'
	+'<TABLE border="0">'
	+'<TBODY>'
	+'<TR><TD>'
	+'<IMG src="'+i.src+'" width="800" height="1131">'
	+'</TD></TR>'
	+'<TR><TD align="center">'
	+'<font size="-1"><a href="#" onClick="window.close(); return false;">閉じる</a></font>'
	+'</TD></TR>'
	+'</TBODY>'
	+'</TABLE>'
	+'</body>'
	+'</html>');
	newwindow.window.document.close();
}
function jump(i) {
	n = i-1;
	document.getElementById("id1").innerHTML = i+"/52";
	document.albumImage.src = img[n]+"s.gif";
}
function random() {
	n = Math.floor(Math.random()*52);
	rn = n + 1;
	document.getElementById("id1").innerHTML = rn+"/52";
	document.albumImage.src = img[n]+"s.gif";
}
