var ver4 = (navigator.appVersion.charAt(0) >= "4");
var NN4 = ver4 && (navigator.appName.charAt(0) == "N");
var IE4 = ver4 && (navigator.appName.charAt(0) == "M");
var NC6 = (navigator.appVersion.charAt(0) >= "5");

if (NN4 || IE4 || NC6) {
var img_b = new Array();
	img_b[0] = new Image();  img_b[0].src = "../images/energy/arrow_blue.gif";
	img_b[1] = new Image();  img_b[1].src = "../images/energy/arrow_blue_on.gif";

	img_b[2] = new Image();  img_b[2].src = "../images/leftmenuarrow_off.gif";
	img_b[3] = new Image();  img_b[3].src = "../images/leftmenuarrow_on.gif";

	img_b[4] = new Image();  img_b[4].src = "../images/leftmenuarrow02_off.gif";
	img_b[5] = new Image();  img_b[5].src = "../images/leftmenuarrow02_on.gif";

	img_b[6] = new Image();  img_b[6].src = "../images/cooking/arrow_pink.gif";
	img_b[7] = new Image();  img_b[7].src = "../images/cooking/arrow_pink_on.gif";

	img_b[8] = new Image();  img_b[8].src = "../images/outdoor/arrow_green.gif";
	img_b[9] = new Image();  img_b[9].src = "../images/outdoor/arrow_green_on.gif";

	img_b[10] = new Image();  img_b[10].src = "../images/energy/arrow_blue02.gif";
	img_b[11] = new Image();  img_b[11].src = "../images/energy/arrow_blue02_on.gif";

	img_b[12] = new Image();  img_b[12].src = "../images/leftmenuarrow_p_off.gif";
	img_b[13] = new Image();  img_b[13].src = "../images/leftmenuarrow_p_on.gif";

	img_b[14] = new Image();  img_b[14].src = "../images/leftmenuarrow_g_off.gif";
	img_b[15] = new Image();  img_b[15].src = "../images/leftmenuarrow_g_on.gif";	

	img_b[16] = new Image();  img_b[16].src = "../images/leftmenuarrow02_p_off.gif";
	img_b[17] = new Image();  img_b[17].src = "../images/leftmenuarrow02_p_on.gif";

	img_b[18] = new Image();  img_b[18].src = "../images/leftmenuarrow02_g_off.gif";
	img_b[19] = new Image();  img_b[19].src = "../images/leftmenuarrow02_g_on.gif";	

	img_b[20] = new Image();  img_b[20].src = "../images/product/arrow_brown.gif";
	img_b[21] = new Image();  img_b[21].src = "../images/product/arrow_brown_on.gif";

	img_b[22] = new Image();  img_b[22].src = "../images/leftmenuarrow_b_off.gif";
	img_b[23] = new Image();  img_b[23].src = "../images/leftmenuarrow_b_on.gif";

	img_b[24] = new Image();  img_b[24].src = "../images/cooking/arrow_pink02.gif";
	img_b[25] = new Image();  img_b[25].src = "../images/cooking/arrow_pink02_on.gif";

	img_b[26] = new Image();  img_b[26].src = "../images/outdoor/arrow_green02.gif";
	img_b[27] = new Image();  img_b[27].src = "../images/outdoor/arrow_green02_on.gif";

	img_b[28] = new Image();  img_b[28].src = "../images/eco/arrow_brown02.gif";
	img_b[29] = new Image();  img_b[29].src = "../images/eco/arrow_brown02_on.gif";

	img_b[30] = new Image();  img_b[30].src = "../images/leftmenuarrow04_on.gif";
	img_b[31] = new Image();  img_b[31].src = "../images/leftmenuarrow04_off.gif";

	img_b[32] = new Image();  img_b[32].src = "../images/sitemap/arrow_brown.gif";
	img_b[33] = new Image();  img_b[33].src = "../images/sitemap/arrow_brown_on.gif";

	img_b[34] = new Image();  img_b[34].src = "../images/energy/arrow_blue03_off.gif";
	img_b[35] = new Image();  img_b[35].src = "../images/energy/arrow_blue03_on.gif";

}

function b_on(nam,num){
	if(NN4 || IE4 || NC6)
	document.images[nam].src = img_b[num].src;
}

function b_out(nam,num){
	if(NN4 || IE4 || NC6)
	document.images[nam].src = img_b[num].src;
	return false;
}