<!--
/*======================================================
 * Title	: JavaScript Library
 * Name		: jslib.js
 * Description	: JavaScript Library
 * Version	: 1.0
 * Since	: 2007-06-06
 * Modified	: 2007-06-06
 * Editor	: ---
======================================================*/

/*======================================================
 * Contents
	0. Setting OnloadFunctions
	1. Rollover
	2. External Link
	3. Pop-up Window
	4. Close Window
	5. Set Cookie
	6. Get Cookie
	7. Delete Cookie
======================================================*/
/* -----------------------------------------------------
 * 0. Setting OnloadFunctions
 * -------------------------------------------------- */
/*
* <body onload="...">で実行したい関数を指定してください。
* ここで指定した関数は「jslib.js」を読み込む全てのページで実行されます。
*/

window.onload = function(){initRollovers(); externalLinks();}


/* -----------------------------------------------------
 * 1. Rollover
 * -------------------------------------------------- */
/*------- rollover.js -------*/
/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
*/
function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_o'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}


/* -----------------------------------------------------
 * 2. External Link
 * -------------------------------------------------- */
//external.js
function externalLinks() {
	if (! document.getElementsByTagName ) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++) {
		var anchor = anchors[i];
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
			anchor.onclick = function(event){return popupWindow(this, event);}
			anchor.onkeypress = function(event){return popupWindow(this, event);}
		}
	}
}

function popupWindow(anchor, event){
	var keyCode;
	if (event && event.type == 'keypress') {
		if (event.keyCode)
			keyCode = event.keyCode;
		else if (event.which)
			keyCode = event.which;
// 13 == Return key. 32 == space key
		if (keyCode != 13 && keyCode != 32)
			return true;
	}
	return !window.open(anchor);
}

/* -----------------------------------------------------
 * 3. Pop-up Window
 * -------------------------------------------------- */
function showPage(url,xx,yy){
	newWin = window.open(url,"newWin","width="+xx+",height="+yy+",scrollbars=yes,resizable=yes,toolbar=no,location=no,directories=no,status=no,menubar=no");
}


/* -----------------------------------------------------
 * 4. Close Window
 * -------------------------------------------------- */
function closeWin(){
	window.close();
}


/* -----------------------------------------------------
 * 5. Set Cookie
 * -------------------------------------------------- */
/* クッキーを設定するための関数。nameにはクッキーの名前、valueには値、expiresには
有効期限を表すDateオブジェクトを入れる。*/

function setCookie(name, value, expires) {
    document.cookie= escape(name) + "=" + escape(value) + "; path=/" +
        ((expires == null)? "" : "; expires=" + expires.toGMTString() );
}


/* -----------------------------------------------------
 * 6. Get Cookie
 * -------------------------------------------------- */
/*クッキーを読み出すための関数。nameにクッキーの名前を入れると、その値が返ってくる。
その名前で設定されたクッキーがない場合には、nullが返る。*/

function getCookie(name) {
    var cookieName = escape(name) + "=";
    var cookieNow = document.cookie;
    var begin, end;

    if (cookieNow .length > 0) {
        begin = cookieNow .indexOf(cookieName);
        if (begin != -1) {
            begin += cookieName.length;
            end = cookieNow .indexOf(";", begin);
            if (end == -1) {
                end = cookieNow.length;
            }
            return unescape(cookieNow .substring(begin, end));
        }
    }
    return null;
}


/* -----------------------------------------------------
 * 7. Delete Cookie
 * -------------------------------------------------- */
/*クッキーを消すための関数。nameにクッキーの名前を入れると、そのクッキーの有効期限を
1970年１月１日０時０分1秒に設定して、クッキーを消す。*/

function deleteCookie(name) {
    document.cookie =
        escape(name) + "=; expires=Thu, 01-Jan-70 00:00:01 GMT; path=/";
}


// -->