if (document.images) {
	setImgObj('menu01_off','/rsc/image/header/navi_01_off.gif');
	setImgObj('menu01_cur','/rsc/image/header/navi_01_cur.gif');
	setImgObj('menu02_off','/rsc/image/header/navi_02_off.gif');
	setImgObj('menu02_cur','/rsc/image/header/navi_02_cur.gif');
	setImgObj('menu03_off','/rsc/image/header/navi_03_off.gif');
	setImgObj('menu03_cur','/rsc/image/header/navi_03_cur.gif');
	setImgObj('menu04_off','/rsc/image/header/navi_04_off.gif');
	setImgObj('menu04_cur','/rsc/image/header/navi_04_cur.gif');
	setImgObj('menu05_off','/rsc/image/header/navi_05_off.gif');
	setImgObj('menu05_cur','/rsc/image/header/navi_05_cur.gif');
	setImgObj('menu06_off','/rsc/image/header/navi_06_off.gif');
	setImgObj('menu06_cur','/rsc/image/header/navi_06_cur.gif');

	setImgObj('btn_logout_off','/rsc/image/header/btn_logout_off.gif');
	setImgObj('btn_logout_cur','/rsc/image/header/btn_logout_cur.gif');

	setImgObj('icon_yogo_off','/rsc/image/header/icon_yogo_off.gif');
	setImgObj('icon_yogo_cur','/rsc/image/header/icon_yogo_cur.gif');
	setImgObj('icon_sitemap_off','/rsc/image/header/icon_sitemap_off.gif');
	setImgObj('icon_sitemap_cur','/rsc/image/header/icon_sitemap_cur.gif');
	setImgObj('icon_qa_off','/rsc/image/header/icon_qa_off.gif');
	setImgObj('icon_qa_cur','/rsc/image/header/icon_qa_cur.gif');

	setImgObj('icon_qa_off2','/rsc/image/header/icon_qa_off2.gif');
	setImgObj('icon_qa_cur2','/rsc/image/header/icon_qa_cur2.gif');
}