if(document.images){

	var imgAmamiMenu = new Image();
	imgAmamiMenu.src = "../img/side/menu_amami.jpg";

	var imgHokubuMenu = new Image();
	imgHokubuMenu.src = "../img/side/fc_hokubu.jpg";
	var imgHokubuSet = new Image();
	imgHokubuSet.src = "../img/side/set_hokubu.jpg";
	
	var imgNanbuMenu = new Image();
	imgNanbuMenu.src = "../img/side/fc_nanbu.jpg";
	var imgNanbuSet = new Image();
	imgNanbuSet.src = "../img/side/set_nanbu.jpg";
	
	var imgKikaiMenu = new Image();
	imgKikaiMenu.src = "../img/side/fc_kikai.jpg";
	var imgKikaiSet = new Image();
	imgKikaiSet.src = "../img/side/set_kikai.jpg";
	
	var imgTokunoshimaMenu = new Image();
	imgTokunoshimaMenu.src = "../img/side/fc_tokunoshima.jpg";
	var imgTokunoshimaSet = new Image();
	imgTokunoshimaSet.src = "../img/side/set_tokunoshima.jpg";
	
	var imgErabuMenu = new Image();
	imgErabuMenu.src = "../img/side/fc_erabu.jpg";
	var imgErabuSet = new Image();
	imgErabuSet.src = "../img/side/set_erabu.jpg";
	
	var imgYoronMenu = new Image();
	imgYoronMenu.src = "../img/side/fc_yoron.jpg";
	var imgYoronSet = new Image();
	imgYoronSet.src = "../img/side/set_yoron.jpg";
}

function imgOn(name){
	if(document.images){
		document.images['sideMenu'].src = eval(name + '.src');
	}
}

function imgOff(name){
	if(document.images){
		document.images['sideMenu'].src = eval(name + '.src');
	}
}