// イメージ用配列
var SwImg; SwImg = new Array;

// 画像の先読み ImgPreload('imgタグのid', '通常の画像のパス', 'マウスオーバー時の画像のパス')
ImgPreload('actit', '/image/ac-header_tit_off.gif', '/image/ac-header_tit_on.gif');
ImgPreload('acbtn1', '/image/ac-header_btn_join_off.gif', '/image/ac-header_btn_join_on.gif');
ImgPreload('acbtn2', '/image/ac-header_btn_mypage_off.gif', '/image/ac-header_btn_mypage_on.gif');
ImgPreload('acmenu1', '/image/ac-header_menu_egg_off.gif', '/image/ac-header_menu_egg_on.gif');
ImgPreload('acmenu2', '/image/ac-header_menu_egm_off.gif', '/image/ac-header_menu_egm_on.gif');
ImgPreload('acmenu3', '/image/ac-header_menu_com_off.gif', '/image/ac-header_menu_com_on.gif');
ImgPreload('acmenu4', '/image/ac-header_menu_fal_off.gif', '/image/ac-header_menu_fal_on.gif');
ImgPreload('acmenu5', '/image/ac-header_menu_ita_off.gif', '/image/ac-header_menu_ita_on.gif');
ImgPreload('acmenu6', '/image/ac-header_menu_acm_off.gif', '/image/ac-header_menu_acm_on.gif');

ImgPreload('mainmenu1', '/image/btn_mainmenu_beginning_off.gif', '/image/btn_mainmenu_beginning_on.gif');
ImgPreload('mainmenu2', '/image/btn_mainmenu_information_off.gif', '/image/btn_mainmenu_information_on.gif');
ImgPreload('mainmenu3', '/image/btn_mainmenu_regist_off.gif', '/image/btn_mainmenu_regist_on.gif');
ImgPreload('mainmenu4', '/image/btn_mainmenu_mypage_off.gif', '/image/btn_mainmenu_mypage_on.gif');
ImgPreload('mainmenu5', '/image/btn_mainmenu_sns_off.gif', '/image/btn_mainmenu_sns_on.gif');
ImgPreload('mainmenu6', '/image/btn_mainmenu_point_off.gif', '/image/btn_mainmenu_point_on.gif');
ImgPreload('mainmenu7', '/image/btn_mainmenu_faq_off.gif', '/image/btn_mainmenu_faq_on.gif');

ImgPreload('servmenu6', '/image/btn_servmenu_egg_off.gif', '/image/btn_servmenu_egg_on.gif');
ImgPreload('servmenu7', '/image/btn_servmenu_egm_off.gif', '/image/btn_servmenu_egm_on.gif');
ImgPreload('servmenu8', '/image/btn_servmenu_com_off.gif', '/image/btn_servmenu_com_on.gif');
ImgPreload('servmenu9', '/image/btn_servmenu_fal_off.gif', '/image/btn_servmenu_fal_on.gif');
ImgPreload('servmenu10', '/image/btn_servmenu_ita_off.gif', '/image/btn_servmenu_ita_on.gif');
ImgPreload('servmenu11', '/image/btn_servmenu_acm_off.gif', '/image/btn_servmenu_acm_on.gif');
ImgPreload('login', '/image/btn_login_off.gif', '/image/btn_login_on.gif');

// 画像の先読み EGG MSUIC
ImgPreload('logo', '/project/emusic/image/logo_off.gif', '/project/emusic/image/logo_on.gif');
ImgPreload('menu1', '/project/emusic/image/headermenu_intro_off.gif', '/project/emusic/image/headermenu_intro_on.gif');
ImgPreload('menu1', '/project/emusic/image/headermenu_intro_off.gif', '/project/emusic/image/headermenu_intro_on.gif');
ImgPreload('menu2', '/project/emusic/image/headermenu_info_off.gif', '/project/emusic/image/headermenu_info_on.gif');
ImgPreload('menu3', '/project/emusic/image/headermenu_catalog_off.gif', '/project/emusic/image/headermenu_catalog_on.gif');
ImgPreload('menu4', '/project/emusic/image/headermenu_musicians_off.gif', '/project/emusic/image/headermenu_musicians_on.gif');
ImgPreload('menu5', '/project/emusic/image/headermenu_radio_off.gif', '/project/emusic/image/headermenu_radio_on.gif');
ImgPreload('menu6', '/project/emusic/image/headermenu_cd_off.gif', '/project/emusic/image/headermenu_cd_on.gif');

/* 画像プリロード */
function ImgPreload() {
	var N = ImgPreload.arguments[0];
	SwImg[N] = new Image();
	SwImg[N][0] = new Image();
	SwImg[N][0].src = ImgPreload.arguments[1];
	SwImg[N][1] = new Image();
	SwImg[N][1].src = ImgPreload.arguments[2];
}

/* ロールオーバー */
function ImgChenge() {
	var ID = ImgChenge.arguments[0];
	var N  = ImgChenge.arguments[1];
	document.images[ID].src = SwImg[ID][N].src;
}