function large() { document.body.style.fontSize = "140%"; }
function middle() { document.body.style.fontSize = "100%"; }
function small() { document.body.style.fontSize = "80%"; }






function getScrollLeft() { 
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {
  return document.body.scrollLeft;
 } else if (window.pageXOffset) {
  return window.pageXOffset;
 } else {
  return 0;
 }
}


function getScrollTop() { 
 if (document.documentElement.scrollTop) {
	return document.documentElement.scrollTop;
 } else if (document.body.scrollTop) {
  return document.body.scrollTop;
 } else if (window.pageYOffset) {
  return window.pageYOffset;
 } else {
  return 0;
 }
}


var pageScrollTimer;
function pageScroll(toX,toY,frms,cuX,cuY) { 
 if (pageScrollTimer) clearTimeout(pageScrollTimer);
 if (!toX || toX < 0) toX = 0;
 if (!toY || toY < 0) toY = 0;
 if (!cuX) cuX = 0 + getScrollLeft();
 if (!cuY) cuY = 0 + getScrollTop();
 if (!frms) frms = 6;


 if (toY > cuY && toY > (getAnchorPosObj('end','enddiv').y) - getInnerSize().height) toY = (getAnchorPosObj('end','enddiv').y - getInnerSize().height) + 1;
 cuX += (toX - getScrollLeft()) / frms; if (cuX < 0) cuX = 0;
 cuY += (toY - getScrollTop()) / frms;  if (cuY < 0) cuY = 0;
 var posX = Math.floor(cuX);
 var posY = Math.floor(cuY);
 window.scrollTo(posX, posY);


 if (posX != toX || posY != toY) {
  pageScrollTimer = setTimeout("pageScroll("+toX+","+toY+","+frms+","+cuX+","+cuY+")",16);
 }
}


function jumpToPageTop() { 
  pageScroll(0,0,3);
}



(function () {
  var onload = function (e) {
    for (var i = 0; i < document.images.length; ++i) {
      if (document.images[i].src.match(/^(.*)-base\.([^.]*)$/)) {
        (function (img, pre, ext) {
          var active = new Image(); active.src = pre + '-act.' + ext;
          var normal = new Image(); normal.src = pre + '-base.' + ext;
          var onmouseover = function (e) { img.src = active.src; }
          var onmouseout = function (e) { img.src = normal.src; }
          try {
            img.addEventListener('mouseover', onmouseover, false);
            img.addEventListener('mouseout', onmouseout, false);
          }
          catch (e) {
            img.attachEvent('onmouseover', onmouseover);
            img.attachEvent('onmouseout', onmouseout);
          }
        })(document.images[i], RegExp.$1, RegExp.$2);
      }
    }
  }
  try {
    window.addEventListener('load', onload, false);
  }
  catch (e) {
    window.attachEvent('onload', onload);
  }
})()































// UTF-8
// クロスフェードするロールオーバー処理
// by KAZUMiX
// http://d.hatena.ne.jp/KAZUMiX/20071017/rollover2

new function(){
    function setRollOver2(){
        if(!document.images){return;}
        var imgs = document.images;
        var insert = [];
        for(var i=0;i<imgs.length;i++){
            var splitname = imgs[i].src.split('_rollout.');
            if((splitname[1])&&(imgs[i].parentNode.tagName=='A')){
                var rolloverImg = document.createElement('img');
                rolloverImg.src = splitname[0]+'_rollover.'+splitname[1];
                var alpha = 0;
                rolloverImg.currentAlpha = alpha;
                rolloverImg.style.opacity = alpha/100;
                rolloverImg.style.filter = 'alpha(opacity='+alpha+')';
                rolloverImg.style.position = 'absolute';

                //ロールオーバー・アウト処理それぞれを設定
                addEvent(rolloverImg,'mouseover',function(){setFader(this,100);});
                addEvent(rolloverImg,'mouseout',function(){setFader(this,0);});

                // 後で追加するために追加場所と共に保存しておく
                // この時点で追加するとdocument.imagesが書き換わって不都合
                insert[insert.length] = {position:imgs[i],element:rolloverImg};
            }
        }
        // ↑で作ったロールオーバー画像を追加
        for(var i=0;i<insert.length;i++){
            var parent = insert[i].position.parentNode;
            parent.insertBefore(insert[i].element,insert[i].position);
        }
    }

    // 指定要素を指定透明度にするためのフェードアニメを設定する関数

    function setFader(targetObj,targetAlpha){
        targetObj.targetAlpha = targetAlpha;
        if(targetObj.currentAlpha==undefined){
            targetObj.currentAlpha = 100;
        }
        if(targetObj.currentAlpha==targetObj.targetAlpha){
            return;
        }
        if(!targetObj.fading){
            if(!targetObj.fader){
                targetObj.fader = fader;
            }
            targetObj.fading = true;
            targetObj.fader();
        }
    }

    // アルファ値をターゲット値に近づける関数
    // ターゲット値になったら終了

    function fader(){
        this.currentAlpha += (this.targetAlpha - this.currentAlpha)*0.2;
        if(Math.abs(this.currentAlpha-this.targetAlpha)<1){
            this.currentAlpha = this.targetAlpha;
            this.fading = false;
        }
        var alpha = parseInt(this.currentAlpha);
        this.style.opacity = alpha/100;
        this.style.filter = 'alpha(opacity='+alpha+')';
        if(this.fading){
            var scope = this;
            setTimeout(function(){fader.apply(scope)},30);
        }
    }

    // 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);});
        }
    }

    addEvent(window,'load',setRollOver2);

}