// 画像変更用前処理
if (IBTN == true){
    LoadImgBtn("oa", "img/btn/oa_", "on", "off", ".gif" );
	LoadImgBtn("hi", "img/btn/hi_", "on", "off", ".gif" );
    LoadImgBtn("cast", "img/btn/cast_", "on", "off", ".gif" );
    LoadImgBtn("cast_news", "img/btn/cast_news_", "on", "off", ".gif" );
    LoadImgBtn("cast_misaki", "img/btn/cast_misaki_", "on", "off", ".gif" );
    LoadImgBtn("cast_amigo", "img/btn/cast_amigo_", "on", "off", ".gif" );
    LoadImgBtn("cast_kaisetsu", "img/btn/cast_kaisetsu_", "on", "off", ".gif" );
	LoadImgBtn("gaiyou", "img/btn/gaiyou_", "on", "off", ".gif" );
	LoadImgBtn("gaiyou_gaiyou", "img/btn/gaiyou_gaiyou_", "on", "off", ".gif" );
	LoadImgBtn("gaiyou_hi", "img/btn/gaiyou_hi_", "on", "off", ".gif" );
	LoadImgBtn("member_m", "img/btn/member_m_", "on", "off", ".gif" );
	LoadImgBtn("member_m2", "img/btn/member_m2_", "on", "off", ".gif" );
	LoadImgBtn("member_m3", "img/btn/member_m3_", "on", "off", ".gif" );	
	LoadImgBtn("member_w", "img/btn/member_w_", "on", "off", ".gif" );
	LoadImgBtn("member_w2", "img/btn/member_w2_", "on", "off", ".gif" );
	LoadImgBtn("member_w3", "img/btn/member_w3_", "on", "off", ".gif" );
	LoadImgBtn("member_f", "img/btn/member_f_", "on", "off", ".gif" );
	LoadImgBtn("member_f_w", "img/btn/member_f_w_", "on", "off", ".gif" );
	LoadImgBtn("member_f_m", "img/btn/member_f_m_", "on", "off", ".gif" );
	LoadImgBtn("playback", "img/btn/playback_", "on", "off", ".gif" );
	LoadImgBtn("schedule", "img/btn/schedule_", "on", "off", ".gif" );
	LoadImgBtn("schedule_w", "img/btn/schedule_w_", "on", "off", ".gif" );
	LoadImgBtn("schedule_m", "img/btn/schedule_m_", "on", "off", ".gif" );				
	LoadImgBtn("result", "img/btn/result_", "on", "off", ".gif" );
	LoadImgBtn("result_m", "img/btn/result_m_", "on", "off", ".gif" );
	LoadImgBtn("result_w", "img/btn/result_w_", "on", "off", ".gif" );
	LoadImgBtn("yougo", "img/btn/yougo_", "on", "off", ".gif" );
	LoadImgBtn("goods", "img/btn/goods_", "on", "off", ".gif" );
	LoadImgBtn("close2", "img/btn/close2_", "on", "off", ".gif" );
	LoadImgBtn("quiz_more", "img/btn/quiz_more_", "on", "off", ".gif" );
	LoadImgBtn("vabocup_more", "img/btn/vabocup_more_", "on", "off", ".gif" );
	LoadImgBtn("level1", "img/btn/level1_", "on", "off", ".gif" );
	LoadImgBtn("level2", "img/btn/level2_", "on", "off", ".gif" );
	LoadImgBtn("level3", "img/btn/level3_", "on", "off", ".gif" );
	LoadImgBtn("level4", "img/btn/level4_", "on", "off", ".gif" );
	LoadImgBtn("level5", "img/btn/level5_", "on", "off", ".gif" );
}