if(navigator.appVersion.charAt(0) >= "3"){
img = new Array();

	img[0] = new Image; img[0].src = "../images/menu01_off.gif";
	img[1] = new Image; img[1].src = "../images/menu01_on.gif";

	img[2] = new Image; img[2].src = "../images/menu02_off.gif";
	img[3] = new Image; img[3].src = "../images/menu02_on.gif";

	img[4] = new Image; img[4].src = "../images/menu03_off.gif";
	img[5] = new Image; img[5].src = "../images/menu03_on.gif";

	img[6] = new Image; img[6].src = "../images/menu04_off.gif";
	img[7] = new Image; img[7].src = "../images/menu04_on.gif";

	img[8] = new Image; img[8].src = "../images/menu05_off.gif";
	img[9] = new Image; img[9].src = "../images/menu05_on.gif";

	img[10] = new Image; img[10].src = "../images/menu06_off.gif";
	img[11] = new Image; img[11].src = "../images/menu06_on.gif";

	img[12] = new Image; img[12].src = "../images/menu07_off.gif";
	img[13] = new Image; img[13].src = "../images/menu07_on.gif";

	img[14] = new Image; img[14].src = "../images/menu08_off.gif";
	img[15] = new Image; img[15].src = "../images/menu08_on.gif";

	img[16] = new Image; img[16].src = "../images/bt_touroku_off.gif";
	img[17] = new Image; img[17].src = "../images/bt_touroku_on.gif";

}

function chg_img(a,b){  //aは下のnameに対応し、bは上の配列に対応
	if(navigator.appVersion.charAt(0) >= "3"){
		document.images["img" +a].src=img[b].src;
	}
}