// Control Swap Images
var loaded = 0;
var last = "";

var lP = location.pathname;
var Dir;

if(lP.match(/contact\//)) Dir = '../';//お問い合せ（第1階層のみ）
else if(lP.match(/profile\//)) Dir = '../';//会社概要（第1階層のみ）
else if(lP.match(/recruit\//)) Dir = '../';//採用情報（第1階層のみ）
else if(lP.match(/sitemap\//)) Dir = '../';//サイトマップ（第1階層のみ）
else if(lP.match(/support\//)) Dir = '../';//サポート（第1階層のみ）
else if(lP.match(/topics\//)) Dir = '../';//トピックス（第1階層のみ）

else if(lP.match(/investors\//)){//IR情報（第1階層、第2階層あり）
	 	if(lP.match(/contact\//)) Dir = '../../';//IR情報：お問い合わせ（第2階層）
	 	else if(lP.match(/message\//)) Dir = '../../';//IR情報：社長メッセージ（第2階層）
	 	else if(lP.match(/business\//)) Dir = '../../';//IR情報：ビジネスモデル（第2階層）
	 	else if(lP.match(/market\//)) Dir = '../../';//IR情報：通信市場の概要（第2階層）
	 	else if(lP.match(/about\//)) Dir = '../../';//IR情報：会社概要（第2階層）
	 	else if(lP.match(/description\//)) Dir = '../../';//IR情報：事業内容（第2階層）
	 	else Dir = '../';//IR情報：トップページ（第1階層）

}else if(lP.match(/i_net\//)){//商品ページ（第1階層、第2階層、第3階層）
	 	if(lP.match(/adsl\//)){
	 			if(lP.match(/service\//)) Dir = '../../../';//商品ページ：サービスメニュー（第3階層）
	 			else if(lP.match(/demo\//)) Dir = '../../../';//商品ページ：デモ・ステーション（第3階層）
	 			else if(lP.match(/faq\//)) Dir = '../../../';//商品ページ：FAQ（第3階層）
	 			else if(lP.match(/apply\//)) Dir = '../../../';//商品ページ：お申し込み（第3階層）
	 			else Dir = '../../';//商品ページ：ADSL（第2階層）
	 	}else if(lP.match(/ftth\//)) Dir = '../../';//商品ページ：光ファイバー通信（第2階層）
	 	else if(lP.match(/flets\//)) Dir = '../../';//商品ページ：フレッツ・シリーズ（第2階層）
	 	else if(lP.match(/cable\//)) Dir = '../../';//商品ページ：ケーブルインターネット（第2階層）
	 	else if(lP.match(/catv\//)) Dir = '../../';//商品ページ：ケーブルテレビ（第2階層）
 else Dir = '../';//商品ページ（第1階層）
}else Dir = '';//トップページ

//alert('ディレクトリーのテストです。後で消します。\nimagesフォルダまでのパス　=　' + Dir);


function roll(imageName, imageState) {

	if (document.images && loaded == 1) {
		tabOn = eval(imageName+"_"+imageState+".src");
	  	document [imageName].src = tabOn;
	}
}

if (document.images) {

	//alert(Dir +'/mt_about.gif');

	//Header Navigation

		nav_top_01_off = new Image();nav_top_01_off.src =Dir +'images/global/nav_top_01_off.gif';
		nav_top_01_on = new Image();nav_top_01_on.src =Dir +'images/global/nav_top_01_on.gif';
		nav_top_02_off = new Image();nav_top_02_off.src =Dir +'images/global/nav_top_02_off.gif';
		nav_top_02_on = new Image();nav_top_02_on.src =Dir +'images/global/nav_top_02_on.gif';
		nav_top_03_off = new Image();nav_top_03_off.src =Dir +'images/global/nav_top_03_off.gif';
		nav_top_03_on = new Image();nav_top_03_on.src =Dir +'images/global/nav_top_03_on.gif';
		nav_top_04_off = new Image();nav_top_04_off.src =Dir +'images/global/nav_top_04_off.gif';
		nav_top_04_on = new Image();nav_top_04_on.src =Dir +'images/global/nav_top_04_on.gif';
		nav_top_05_off = new Image();nav_top_05_off.src =Dir +'images/global/nav_top_05_off.gif';
		nav_top_05_on = new Image();nav_top_05_on.src =Dir +'images/global/nav_top_05_on.gif';
		nav_top_logo01a_off = new Image();nav_top_logo01a_off.src =Dir +'images/global/nav_top_logo01a_off.gif';
		nav_top_logo01a_on = new Image();nav_top_logo01a_on.src =Dir +'images/global/nav_top_logo01a_on.gif';
		
	//Left NAvigation 

		nav_lef_01_off = new Image();nav_lef_01_off.src =Dir +'images/global/nav_lef_01_off.gif';
		nav_lef_01_on = new Image();nav_lef_01_on.src =Dir +'images/global/nav_lef_01_on.gif';
		nav_lef_02_off = new Image();nav_lef_02_off.src =Dir +'images/global/nav_lef_02_off.gif';
		nav_lef_02_on = new Image();nav_lef_02_on.src =Dir +'images/global/nav_lef_02_on.gif';
		nav_lef_02a_off = new Image();nav_lef_02a_off.src =Dir +'images/global/nav_lef_02a_off.gif';
		nav_lef_02a_on = new Image();nav_lef_02a_on.src =Dir +'images/global/nav_lef_02a_on.gif';
		nav_lef_02b_off = new Image();nav_lef_02b_off.src =Dir +'images/global/nav_lef_02b_off.gif';
		nav_lef_02b_on = new Image();nav_lef_02b_on.src =Dir +'images/global/nav_lef_02b_on.gif';
		nav_lef_02c_off = new Image();nav_lef_02c_off.src =Dir +'images/global/nav_lef_02c_off.gif';
		nav_lef_02c_on = new Image();nav_lef_02c_on.src =Dir +'images/global/nav_lef_02c_on.gif';
		nav_lef_02d_off = new Image();nav_lef_02d_off.src =Dir +'images/global/nav_lef_02d_off.gif';
		nav_lef_02d_on = new Image();nav_lef_02d_on.src =Dir +'images/global/nav_lef_02d_on.gif';

		nav_lef_03_off = new Image();nav_lef_03_off.src =Dir +'images/global/nav_lef_03_off.gif';
		nav_lef_03_on = new Image();nav_lef_03_on.src =Dir +'images/global/nav_lef_03_on.gif';
		nav_lef_04_off = new Image();nav_lef_04_off.src =Dir +'images/global/nav_lef_04_off.gif';
		nav_lef_04_on = new Image();nav_lef_04_on.src =Dir +'images/global/nav_lef_04_on.gif';
		nav_lef_05_off = new Image();nav_lef_05_off.src =Dir +'images/global/nav_lef_05_off.gif';
		nav_lef_05_on = new Image();nav_lef_05_on.src =Dir +'images/global/nav_lef_05_on.gif';
		nav_lef_06_off = new Image();nav_lef_06_off.src =Dir +'images/global/nav_lef_06_off.gif';
		nav_lef_06_on = new Image();nav_lef_06_on.src =Dir +'images/global/nav_lef_06_on.gif';
		nav_lef_07_off = new Image();nav_lef_07_off.src =Dir +'images/global/nav_lef_07_off.gif';
		nav_lef_07_on = new Image();nav_lef_07_on.src =Dir +'images/global/nav_lef_07_on.gif';
		
	if(lP.match(/investors\//)){// about swapimages

			//Header Navigation
			top_menu_message_off = new Image();top_menu_message_off.src = Dir +'images/investors/common/top_menu_message_off.gif';
			top_menu_message_on = new Image();top_menu_message_on.src = Dir +'images/investors/common/top_menu_message_on.gif';
			top_menu_market_off = new Image();top_menu_market_off.src = Dir +'images/investors/common/top_menu_market_off.gif';
			top_menu_market_on = new Image();top_menu_market_on.src = Dir +'images/investors/common/top_menu_market_on.gif';
			top_menu_bus_off = new Image();top_menu_bus_off.src = Dir +'images/investors/common/top_menu_bus_off.gif';
			top_menu_bus_on = new Image();top_menu_bus_on.src = Dir +'images/investors/common/top_menu_bus_on.gif';
			top_menu_desc_off = new Image();top_menu_desc_off.src = Dir +'images/investors/common/top_menu_desc_off.gif';
			top_menu_desc_on = new Image();top_menu_desc_on.src = Dir +'images/investors/common/top_menu_desc_on.gif';
			top_menu_about_off = new Image();top_menu_about_off.src = Dir +'images/investors/common/top_menu_about_off.gif';
			top_menu_about_on = new Image();top_menu_about_on.src = Dir +'images/investors/common/top_menu_about_on.gif';

			//Left Navigation
			left_menu_contact_off = new Image();left_menu_contact_off.src = Dir +'images/investors/common/left_menu_contact_off.gif';
			left_menu_contact_on = new Image();left_menu_contact_on.src = Dir +'images/investors/common/left_menu_contact_on.gif';
			left_menu_sitemap_off = new Image();left_menu_sitemap_off.src = Dir +'images/investors/common/left_menu_sitemap_off.gif';
			left_menu_sitemap_on = new Image();left_menu_sitemap_on.src = Dir +'images/investors/common/left_menu_sitemap_on.gif';



			if(lP.match(/about\//)){// about swapimages

				left_menu_about01_off = new Image();left_menu_about01_off.src = Dir +'images/investors/about/left_menu_about01_off.gif';
				left_menu_about01_on = new Image();left_menu_about01_on.src = Dir +'images/investors/about/left_menu_about01_on.gif';
				left_menu_about02_off = new Image();left_menu_about02_off.src = Dir +'images/investors/about/left_menu_about02_off.gif';
				left_menu_about02_on = new Image();left_menu_about02_on.src = Dir +'images/investors/about/left_menu_about02_on.gif';
				left_menu_about03_off = new Image();left_menu_about03_off.src = Dir +'images/investors/about/left_menu_about03_off.gif';
				left_menu_about03_on = new Image();left_menu_about03_on.src = Dir +'images/investors/about/left_menu_about03_on.gif';
				left_menu_about04_off = new Image();left_menu_about04_off.src = Dir +'images/investors/about/left_menu_about04_off.gif';
				left_menu_about04_on = new Image();left_menu_about04_on.src = Dir +'images/investors/about/left_menu_about04_on.gif';

			}else if(lP.match(/business\//)){// business swapimages

				left_menu_bus01_off = new Image();left_menu_bus01_off.src = Dir +'images/investors/business/left_menu_bus01_off.gif';
				left_menu_bus01_on = new Image();left_menu_bus01_on.src = Dir +'images/investors/business/left_menu_bus01_on.gif';
				left_menu_bus02_off = new Image();left_menu_bus02_off.src = Dir +'images/investors/business/left_menu_bus02_off.gif';
				left_menu_bus02_on = new Image();left_menu_bus02_on.src = Dir +'images/investors/business/left_menu_bus02_on.gif';
				left_menu_bus03_off = new Image();left_menu_bus03_off.src = Dir +'images/investors/business/left_menu_bus03_off.gif';
				left_menu_bus03_on = new Image();left_menu_bus03_on.src = Dir +'images/investors/business/left_menu_bus03_on.gif';


			}else if(lP.match(/description\//)){//description swapimages

				left_menu_desc01_off = new Image();left_menu_desc01_off.src = Dir +'images/investors/description/left_menu_desc01_off.gif';
				left_menu_desc01_on = new Image();left_menu_desc01_on.src = Dir +'images/investors/description/left_menu_desc01_on.gif';
				left_menu_desc02_off = new Image();left_menu_desc02_off.src = Dir +'images/investors/description/left_menu_desc02_off.gif';
				left_menu_desc02_on = new Image();left_menu_desc02_on.src = Dir +'images/investors/description/left_menu_desc02_on.gif';
				left_menu_desc03_off = new Image();left_menu_desc03_off.src = Dir +'images/investors/description/left_menu_desc03_off.gif';
				left_menu_desc03_on = new Image();left_menu_desc03_on.src = Dir +'images/investors/description/left_menu_desc03_on.gif';


			}else if(lP.match(/market\//)){//market swapimages

				left_menu_market01_off = new Image();left_menu_market01_off.src = Dir +'images/investors/market/left_menu_market01_off.gif';
				left_menu_market01_on = new Image();left_menu_market01_on.src = Dir +'images/investors/market/left_menu_market01_on.gif';
				left_menu_market02_off = new Image();left_menu_market02_off.src = Dir +'images/investors/market/left_menu_market02_off.gif';
				left_menu_market02_on = new Image();left_menu_market02_on.src = Dir +'images/investors/market/left_menu_market02_on.gif';
				left_menu_market03_off = new Image();left_menu_market03_off.src = Dir +'images/investors/market/left_menu_market03_off.gif';
				left_menu_market03_on = new Image();left_menu_market03_on.src = Dir +'images/investors/market/left_menu_market03_on.gif';
			}

	}
	
	loaded = 1;
}