function getScrollLeft() { 
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {

  /*WinIE6標準モード稼動オブジェクト差異対応
    WinIE6標準モードとそれ以外で、それぞれ稼動しているオブジェクトを取り出す*/
  docele=(document.compatMode=="CSS1Compat")?document.documentElement:document.body;

  return docele.scrollLeft;

 } else if (window.pageXOffset) {
  return window.pageXOffset;
 } else {
  return 0;
 }
}

function getScrollTop() { 
 if ((navigator.appName.indexOf("Microsoft Internet Explorer",0) != -1)) {

  /*WinIE6標準モード稼動オブジェクト差異対応
    WinIE6標準モードとそれ以外で、それぞれ稼動しているオブジェクトを取り出す*/
  docele=(document.compatMode=="CSS1Compat")?document.documentElement:document.body;
  
  return docele.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);
}


/*-------------------------------------------------------------
▼ロールオーバー
-------------------------------------------------------------*/

var foParam1 = '_off.';    //通常表示画像名
var foParam2 = '_on.';     //オンマウス表示画像名
var foParam3 = 20;         //フェイドの時間設定


new function(){
	function set01FadeOver(){
		if(!document.images){return;}
		var imgfile = document.images;
		var inbox = [];
		for(var i=0;i<imgfile.length;i++){
		var imgname = imgfile[i].src.split(foParam1);
			if((imgname[1])&&(imgfile[i].parentNode.tagName=='A')){
				var OnImg = document.createElement('img');
				OnImg.src = imgname[0]+foParam2+imgname[1];
				var effect = 0;
				OnImg.currentEffect = effect;
				OnImg.style.opacity = effect/100;
				OnImg.style.filter = 'alpha(opacity='+effect+')';
				OnImg.style.position = 'absolute';

				add01FadeOver(OnImg,'mouseover',function(){setINIfade(this,100);});
				add01FadeOver(OnImg,'mouseout',function(){setINIfade(this,0);});
				inbox[inbox.length] = {position:imgfile[i],element:OnImg};
			}
		}
		for(var i=0;i<inbox.length;i++){
			var parent = inbox[i].position.parentNode;
			parent.insertBefore(inbox[i].element,inbox[i].position);
		}
	}


	function setINIfade(targetAbc,targetEffect){
		targetAbc.targetEffect = targetEffect;
		if(targetAbc.currentEffect==undefined){
			targetAbc.currentEffect = 100;
		}
		if(targetAbc.currentEffect==targetAbc.targetEffect){
			return;
		}
		if(!targetAbc.fading){
			if(!targetAbc.fadeCon){
				targetAbc.fadeCon = fadeCon;
			}
			targetAbc.fading = true;
			targetAbc.fadeCon();
		}
	}


	function fadeCon(){
		this.currentEffect += (this.targetEffect - this.currentEffect)*0.2;
		if(Math.abs(this.currentEffect-this.targetEffect)<1){
			this.currentEffect = this.targetEffect;
			this.fading = false;
		}
		var effect = parseInt(this.currentEffect);
		this.style.opacity = effect/100;
		this.style.filter = 'alpha(opacity='+effect+')';
		if(this.fading){
			var scope = this;
			setTimeout(function(){fadeCon.apply(scope)},foParam3);
		}
	}


	function add01FadeOver(param01fo, param02fo, param03fo){
		if(param01fo.addEventListener){
			param01fo.addEventListener(param02fo, param03fo, false);
		}else if(window.attachEvent){
			param01fo.attachEvent('on'+param02fo, function(){param03fo.apply(param01fo);});
		}
	}

	add01FadeOver(window,'load',set01FadeOver);

}