/* rollover
----------------------------------------------------------------------------------------------------
Author : http://www.yomotsu.net
created: 2007/03/13
update : 2008/01/21
Licensed under the GNU Lesser General Public License version 2.1
---------------------------------------------------------------------------------------------------- */
var yomotsuRollover = {
main : function() {
var img = document.images, ipt = document.getElementsByTagName('input'), i, preLoadImg = [];
// img elements
for (i = 0; i <img.length; i++) {
if ((img[i].src.match(/.*_off\./))||(img[i].style.filter)){
preLoadImg[preLoadImg.length] = new Image;
preLoadImg[preLoadImg.length-1].src = img[i].src.replace('_off.', '_on.');

img[i].onmouseover = yomotsuRollover.over;
img[i].onmouseout  = yomotsuRollover.out;
try {img[i].addEventListener('click', yomotsuRollover.click, false);}
catch(e){img[i].attachEvent('onclick', (function(el){return function(){yomotsuRollover.click.call(el);};})(img[i]));}
}
}
// input[image] elements
for (i = 0; i <ipt.length; i++) {
if ((ipt[i].src.match(/.*_off\./))&&(ipt[i].getAttribute('type')=='image')){
preLoadImg[preLoadImg.length] = new Image;
preLoadImg[preLoadImg.length-1].src = ipt[i].src.replace('_off.', '_on.');

ipt[i].onmouseover = yomotsuRollover.over;
ipt[i].onmouseout  = yomotsuRollover.out;
try {ipt[i].addEventListener('click', yomotsuRollover.click, false);}
catch(e){ipt[i].attachEvent('onclick', (function(el){return function(){yomotsuRollover.click.call(el);};})(ipt[i]));}
}
}
}
,

over : function() {
var imgSrc, preLoadImgSrc;
if((this.style.filter)&&(this.style.filter.match(/_off\.png/)))//(IE5.5-6 && png)
this.style.filter = this.style.filter.replace('_off.png', '_on.png');
else
this.src = this.src.replace('_off.', '_on.');
},

out : function(){
if((this.style.filter)&&(this.style.filter.match(/_on\.png/)))//(IE5.5-6 && png)
this.style.filter = this.style.filter.replace('_on.png', '_off.png');
else
this.src = this.src.replace('_on.', '_off.');
},

click : function(){
if((this.style.filter)&&(this.style.filter.match(/_on\.png/)))//(IE5.5-6 && png)
this.style.filter = this.style.filter.replace('_on.png', '_off.png');
else
this.src = this.src.replace('_on.', '_off.');
},

addEvent : function(){
try {
window.addEventListener('load', this.main, false);
} catch (e) {
window.attachEvent('onload', this.main);
}
}
}

yomotsuRollover.addEvent();


/* scrollsmoothly
----------------------------------------------------------------------------------------------------
scrollsmoothly.js
Copyright (c) 2008 KAZUMiX
http://d.hatena.ne.jp/KAZUMiX/20080418/scrollsmoothly
Licensed under the MIT License:
http://www.opensource.org/licenses/mit-license.php
---------------------------------------------------------------------------------------------------- */
(function(){
var easing = 0.15;
var interval = 10;
var d = document;
var targetX = 0;
var targetY = 0;
var targetHash = '';
var scrolling = false;
var splitHref = location.href.split('#');
var currentHref_WOHash = splitHref[0];
var incomingHash = splitHref[1];
var prevX = null;
var prevY = null;

// ドキュメント読み込み完了時にinit()を実行する
addEvent(window, 'load', init);

// ドキュメント読み込み完了時の処理
function init(){
// ページ内リンクにイベントを設定する
setOnClickHandler();
// 外部からページ内リンク付きで呼び出された場合
if(incomingHash){
if(window.attachEvent && !window.opera){
// IEの場合はちょっと待ってからスクロール
setTimeout(function(){scrollTo(0,0);setScroll('#'+incomingHash);},50);
}else{
// IE以外はそのままGO
scrollTo(0, 0);
setScroll('#'+incomingHash);
}
}
}

// イベントを追加する関数
function addEvent(eventTarget, eventName, func){
if(eventTarget.addEventListener){
// モダンブラウザ
eventTarget.addEventListener(eventName, func, false);
}else if(window.attachEvent){
// IE
eventTarget.attachEvent('on'+eventName, function(){func.apply(eventTarget);});
}
}

function setOnClickHandler(){
var links = d.links;
for(var i=0; i<links.length; i++){
// ページ内リンクならスクロールさせる
var link = links[i];
var splitLinkHref = link.href.split('#');
if(currentHref_WOHash == splitLinkHref[0] && d.getElementById(splitLinkHref[1])){
addEvent(link, 'click', startScroll);
}
}
}

function startScroll(event){
// リンクのデフォルト動作を殺す
if(event){ // モダンブラウザ
event.preventDefault();
//alert('modern');
}else if(window.event){ // IE
window.event.returnValue = false;
//alert('ie');
}
// thisは呼び出し元になってる
setScroll(this.hash);
}

function setScroll(hash){
// ハッシュからターゲット要素の座標をゲットする
var targetEle = d.getElementById(hash.substr(1));
if(!targetEle)return;
//alert(scrollSize.height);
// スクロール先座標をセットする
var ele = targetEle;
var x = 0;
var y = 0;
while(ele){
x += ele.offsetLeft;
y += ele.offsetTop;
ele = ele.offsetParent;
}
var maxScroll = getScrollMaxXY();
targetX = Math.min(x, maxScroll.x);
targetY = Math.min(y, maxScroll.y);
targetHash = hash;
// スクロール停止中ならスクロール開始
if(!scrolling){
scrolling = true;
scroll();
}
}

function scroll(){
var currentX = d.documentElement.scrollLeft||d.body.scrollLeft;
var currentY = d.documentElement.scrollTop||d.body.scrollTop;
var vx = (targetX - currentX) * easing;
var vy = (targetY - currentY) * easing;
var nextX = currentX + vx;
var nextY = currentY + vy;
if((Math.abs(vx) < 1 && Math.abs(vy) < 1)
|| (prevX === currentX && prevY === currentY)){
// 目標座標付近に到達していたら終了
scrollTo(targetX, targetY);
scrolling = false;
location.hash = targetHash;
prevX = prevY = null;
return;
}else{
// 繰り返し
scrollTo(parseInt(nextX), parseInt(nextY));
prevX = currentX;
prevY = currentY;
setTimeout(function(){scroll()},interval);
}
}

function getDocumentSize(){
return {width:Math.max(document.body.scrollWidth, document.documentElement.scrollWidth), height:Math.max(document.body.scrollHeight, document.documentElement.scrollHeight)};
}

function getWindowSize(){
var result = {};
if(window.innerWidth){
var box = d.createElement('div');
with(box.style){
position = 'absolute';
top = '0px';
left = '0px';
width = '100%';
height = '100%';
margin = '0px';
padding = '0px';
border = 'none';
visibility = 'hidden';
}
d.body.appendChild(box);
var width = box.offsetWidth;
var height = box.offsetHeight;
d.body.removeChild(box);
result = {width:width, height:height};
}else{
result = {width:d.documentElement.clientWidth || d.body.clientWidth, height:d.documentElement.clientHeight || d.body.clientHeight};
}
return result;
}

function getScrollMaxXY() {
if(window.scrollMaxX && window.scrollMaxY){
return {x:window.scrollMaxX, y:window.scrollMaxY};
}
var documentSize = getDocumentSize();
var windowSize = getWindowSize();
return {x:documentSize.width - windowSize.width, y:documentSize.height - windowSize.height};
}
}());


/* Input
---------------------------------------------------------------------------------------------------- */
/*
$(function(){
$("#input_search").focus(function() {
if($(this).val() == $(this).attr('defaultValue'))
$(this).css('color', '#000').val('');
}).blur(function() {
if(jQuery.trim($(this).val()) == "") {
$(this).css('color', '#999').val($(this).attr('defaultValue'));
}
});
});*/