function MM_reloadPage(init) {  //reloads the window if Nav4 resized

if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {

document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}

else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();

}

MM_reloadPage(true);



var openedMenu = null;

var submenuTimer;



//画像メニューにポインタがきた時

function menuOvr(id){



	// 開いているメニューと違うメニューであれば隠す。

	if (openedMenu && openedMenu != id){

		CloseMenu(id);

	}



	// サブウィンドウの表示

	OpenMenu(id);

}



//レイヤメニューの表示

function OpenMenu(id){ 



	if ( document.getElementById ){

		document.getElementById( id ).style.visibility = 'visible';

	}else if ( document.all ){

		document.all( id ).style.visibility = 'visible';

	}else if ( document.layers ){

		document.layers[ id ].visibility = 'show';

	}



	clearTimeout(submenuTimer);



	openedMenu = id;



}



//レイヤメニューの削除

function CloseMenu(){ 



	if ( document.getElementById ){

		document.getElementById( openedMenu ).style.visibility = 'hidden';

	}else if ( document.all ){

		document.all( openedMenu ).style.visibility = 'hidden';

	}else if ( document.layers ){

		document.layers[ openedMenu ].visibility = 'hide';

	}



	openedMenu = null;



}