var url = blogurl;

if (document.images) {
	/* Aタイプ　468*60バナー
	-----------------------------------------------------*/
	var a_468_60_on = new Image();
	a_468_60_on.src = url+"/img/a_468_60_on.jpg";
	var a_468_60_off = new Image();
	a_468_60_off.src = url+"/img/a_468_60_off.jpg";
	//-----------------------------------------------------
	
	/* Aタイプ　200*125バナー
	-----------------------------------------------------*/
	var a_200_125_on = new Image();
	a_200_125_on.src = url+"/img/a_200_125_on.jpg";
	var a_200_125_off = new Image();
	a_200_125_off.src = url+"/img/a_200_125_off.jpg";
	//-----------------------------------------------------

	/* Bタイプ　468*60バナー
	-----------------------------------------------------*/
	var b_468_60_on = new Image();
	b_468_60_on.src = url+"/img/b_468_60_on.jpg";
	var b_468_60_off = new Image();
	b_468_60_off.src = url+"/img/b_468_60_off.jpg";
	//-----------------------------------------------------
	
	/* Bタイプ　200*125バナー
	-----------------------------------------------------*/
	var b_200_125_on = new Image();
	b_200_125_on.src = url+"/img/b_200_125_on.jpg";
	var b_200_125_off = new Image();
	b_200_125_off.src = url+"/img/b_200_125_off.jpg";
	//-----------------------------------------------------
	
	/* 体験学習バナー
	-----------------------------------------------------*/
	var taiken_banner_on = new Image();
	taiken_banner_on.src = url+"/img/taiken_banner_on.gif";
	var taiken_banner_off = new Image();
	taiken_banner_off.src = url+"/img/taiken_banner_off.gif";
	//-----------------------------------------------------

	/* 体験学習バナー 229*60
	-----------------------------------------------------*/
	var taiken_banner_229_60_on = new Image();
	taiken_banner_229_60_on.src = url+"/img/taiken_banner_229_60_on.jpg";
	var taiken_banner_229_60_off = new Image();
	taiken_banner_229_60_off.src = url+"/img/taiken_banner_229_60_off.jpg";
	//-----------------------------------------------------

	/* 資料請求バナー 229*60
	-----------------------------------------------------*/
	var siryou_banner_229_60_on = new Image();
	siryou_banner_229_60_on.src = url+"/img/siryou_banner_229_60_on.jpg";
	var siryou_banner_229_60_off = new Image();
	siryou_banner_229_60_off.src = url+"/img/siryou_banner_229_60_off.jpg";
	//-----------------------------------------------------


}
function On(name) {
	if (document.images) {
		document.images[name].src = eval(name + '_on.src');
	}
}
function Off(name) {
	if (document.images) {
		document.images[name].src = eval(name + '_off.src');
	}
}