/* --------------------------------------------------------------------------	*/
/* ブラウザ判定 */
/* --------------------------------------------------------------------------	*/
var isMac = false;
var isWin = false;
var isUnix = false;
var isNN = false;
var isIE = false;
var isFF = false;
var isOpera = false;
var brVer = null;

isMac = (navigator.userAgent.indexOf("Mac") != -1);
isWin = (navigator.userAgent.indexOf("Win") != -1);
isUnix = (navigator.userAgent.indexOf("X11") != -1);
isNN = (navigator.appName.indexOf("Netscape") != -1);
isIE = (navigator.appName.indexOf("Internet Explorer") != -1);
isFF = (navigator.userAgent.indexOf("Firefox") != -1);
isOpera = (navigator.userAgent.indexOf("Opera") != -1);
brVer = (parseInt(navigator.appVersion));

/* --------------------------------------------------------------------------	*/
/* アップロード中 メッセージ表示 */
/* --------------------------------------------------------------------------	*/
function upload_msg(NAME){
	var upload_msg = '<span class=upload_msg><BR>アップロード中です。<BR>しばらくこのままお待ちください。<BR><BR></span>';
	document.getElementById(NAME + "_通常").style.display = 'none';
	document.getElementById(NAME + "_通常").style.visibility = 'hidden';
	document.getElementById(NAME + '_UP').style.display = 'inline';
	document.getElementById(NAME + "_UP").style.visibility = 'visible';
	document.getElementById(NAME + "_UP").innerHTML = upload_msg;
}

/* --------------------------------------------------------------------------	*/
/* ファイルアップロード 参照ボタン表示 */
/* --------------------------------------------------------------------------	*/
function show_file_upload_button(NAME){
	document.getElementById(NAME + "_通常").style.display = 'block';
	document.getElementById(NAME + "_通常").style.visibility = 'visible';
	document.getElementById(NAME + '_UP').style.display = 'none';
	document.getElementById(NAME + "_UP").style.visibility = 'hidden';
	document.getElementById(NAME + "_UP").innerHTML = '';
}
/* --------------------------------------------------------------------------	*/
/* <input type="file"> のタグを初期化 */
/* value のクリア、removeAttribute でのvalue属性のクリアは */
/* できないため、タグを作成し既存のものと置き換えることで初期化します。 */
/* --------------------------------------------------------------------------	*/
function clearFileUploadForm(_events,_id){

	// 取得
	var element = document.getElementById(_id + '_id');
	
	// 置き換え前にオリジナルの属性を変数に保持しておく
	var orgName = element.name;
	var orgId = element.id;
	
	// <input type="file"> タグを作成
	var newElement = document.createElement('input');
	newElement.setAttribute('type', 'file');
	newElement.setAttribute('name', orgName);
	newElement.setAttribute('id', orgId);
	if(isWin && isIE){
		newElement.setAttribute('onchange', new Function("on_events('" +_events+"','"+_id +"');"));
	}else{
		newElement.setAttribute('onchange', "on_events('"+_events+"','"+_id+"')");
	}
	
	// 置き換え
	element.replaceNode(newElement);
}

/* --------------------------------------------------------------------------	*/
/* ウィンドウオープン */
/* --------------------------------------------------------------------------	*/
function window_open(theURL,Name,width,height) {
	if(width== null){ width = 730;	}
	if(height==null){ height = 700; }
	w = window.open(theURL,Name,'scrollbars=yes,resizable=yes,width='+width+',height='+height);
	w.resizeTo(width,height);
	w.focus();
	return false;
}

/* --------------------------------------------------------------------------	*/
/* POST式 ウィンドウオープン */
/* --------------------------------------------------------------------------	*/
function window_open_post(Name,_events,_id,width,height){
	if(width== null){ width = 730;	}
	if(height==null){ height = 700; }
	w = window.open("",Name,'scrollbars=yes,resizable=yes,width='+width+',height='+height);
	w.resizeTo(width,height);
	w.focus();
	document.form_events.target=Name;
	document.form_events.events.value = _events;
	document.form_events.id.value = _id;
	document.form_events.submit();
	document.form_events.target = "_parent";
}

/* --------------------------------------------------------------------------	*/
/* onloadイベントの追加 */
/* --------------------------------------------------------------------------	*/
function addEvent(obj, type, listener) {
	if(window.addEventListener) window.addEventListener('load',listener,false);
	else {
		var prev  = obj[type];
		obj[type] = (prev) ? function() { prev(); listener(); } : listener;
	}
}
window.addOnload = function(listener){
	addEvent(window, 'onload', listener);
}

/* --------------------------------------------------------------------------	*/
/* クッキー */
/* --------------------------------------------------------------------------	*/
function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

/* --------------------------------------------------------------------------	*/
/* 文字拡大縮小 */
/* --------------------------------------------------------------------------	*/
/* --------------------------------------------------------------------------	*/
/* クッキー読み込み */
/* --------------------------------------------------------------------------	*/
var cookie = readCookie("style");
var size = ((cookie == "small") || (cookie == "large")) ? cookie : "normal";

/* --------------------------------------------------------------------------	*/
/* スタイル書き出し */
/* --------------------------------------------------------------------------	*/

var fontStyle = new Object();
fontStyle["small"] = "body { font-size: 75%}";
fontStyle["normal"] = "body { font-size: 90%}";
fontStyle["large"] = "body { font-size: 105%}";

var styleHtml ="";
styleHtml += '<STYLE TYPE="text/css"><!--';
styleHtml += fontStyle[size];
styleHtml += '//--></style>';

document.write(styleHtml);

/* --------------------------------------------------------------------------	*/
/* 拡大･縮小ボタン書き出し */
/* --------------------------------------------------------------------------	*/
function font_chgbtn(){
	var imgBtn = new Object();
	imgBtn["small"] = "./img/btn_small.gif";
	imgBtn["normal"] = "./img/btn_normal.gif";
	imgBtn["large"] = "./img/btn_large.gif";
	
	for(i in imgBtn)
	{
		if(i == size)
		{
			imgBtn[i] = imgBtn[i].replace(/(\..{3})$/, "_on$1");
		}
	}
	
	var btnHtml = "";
	btnHtml += '<a href="#"><img src="' + imgBtn["small"] + '" alt="小" width="18" height="18"></a>';
	btnHtml += '<a href="#"><img src="' + imgBtn["normal"] + '" alt="中" width="18" height="18"></a>';
	btnHtml += '<a href="#"><img src="' + imgBtn["large"] + '" alt="大" width="18" height="18"></a>';
	
	document.write(btnHtml);
	
}

/* --------------------------------------------------------------------------	*/
/* 拡大･縮小ボタン設定 */
/* --------------------------------------------------------------------------	*/
function fontsizeInit()
{
	btnId = document.getElementById("fontsize");
	if(!btnId) return false;
	as = btnId.getElementsByTagName("a");
	
	as[0].onclick = function()
	{
		size = "small"
		createCookie("style", size, 365);
		location.reload();
		return false;
	}
	
	as[1].onclick = function()
	{
		size = "normal"
		createCookie("style", size, 365);
		location.reload();
		return false;
	}
	
	as[2].onclick = function()
	{
		size = "large"
		createCookie("style", size, 365);
		location.reload();
		return false;
	}
	
}

/* --------------------------------------------------------------------------	*/
/*       */
/* --------------------------------------------------------------------------	*/
window.addOnload(fontsizeInit);

window.onunload = function()
{
	createCookie("style", size, 365);
}

/* --------------------------------------------------------------------------	*/
/* カレンダjs読み込み 20080602                                                  */
/* --------------------------------------------------------------------------	*/
document.write('<script type="text/javascript" src="./js/calendar.js"></script>');