<!--
//イメージボタンホルダークラス
function ImageButtonHolder (){
	this.hash = new Array();
	this.ar = new Array();
	this.arCnt = 0;
}
function _appendImageButton(imageButton){
	this.hash[imageButton.element.id] = imageButton;
	this.ar[this.arCnt] = imageButton;
	this.arCnt++;
}
function _getImageButton(id) {
	return this.hash[id];
}
ImageButtonHolder.prototype.append = _appendImageButton;
ImageButtonHolder.prototype.getImageButton = _getImageButton;

//イメージボタンクラス
function ImageButton (element,alterImage) {
	this.element = element;
	this.imageSrc = this.element.src;
	this.alterImageSrc = alterImage.src;
}
function _changeActive () {
	this.element.src = this.alterImageSrc;
}
function _changeUnActive () {
	this.element.src = this.imageSrc;
}
ImageButton.prototype.changeActive = _changeActive;
ImageButton.prototype.changeUnActive = _changeUnActive;

//イベント イメージボタンのマウスオーバ
function imageButtonActive(e){
	if(imageButtonHolder){
		var imageButton = imageButtonHolder.getImageButton(e.id);
		imageButton.changeActive();
	}
}
function imageButtonUnActive(e){
	if(imageButtonHolder){
		var imageButton = imageButtonHolder.getImageButton(e.id);
		imageButton.changeUnActive();
	}
}
//-->