//プリロード
	var img = new Array();
	//ナビゲーション
	img[10] = new Image(); img[10].src = "./common/img/menu_01.jpg";
	img[11] = new Image(); img[11].src = "./common/img/menu_01_on.jpg";

	img[12] = new Image(); img[12].src = "./common/img/menu_02.jpg";
	img[13] = new Image(); img[13].src = "./common/img/menu_02_on.jpg";

	img[14] = new Image(); img[14].src = "./common/img/menu_03.jpg";
	img[15] = new Image(); img[15].src = "./common/img/menu_03_on.jpg";

	img[16] = new Image(); img[16].src = "./common/img/menu_04.jpg";
	img[17] = new Image(); img[17].src = "./common/img/menu_04_on.jpg";

	img[18] = new Image(); img[18].src = "./img/indbtn.jpg";
	img[19] = new Image(); img[19].src = "./img/indbtn_on.jpg";

	img[22] = new Image(); img[22].src = "./img/btn.jpg";
	img[23] = new Image(); img[23].src = "./img/btn_on.jpg";


	function _in(nam,num){
		document.images[nam].src = img[num].src;
	}
	
	function _out(nam,num){
		document.images[nam].src = img[num].src;
	}