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

	img[0]  = new Image();  img[0].src =  "images/menu_01_01_a.gif";
	img[1]  = new Image();  img[1].src =  "images/menu_01_01_b.gif";
	img[2]  = new Image();  img[2].src =  "images/menu_01_02_a.gif";
	img[3]  = new Image();  img[3].src =  "images/menu_01_02_b.gif";
	img[4]  = new Image();  img[4].src =  "images/menu_01_03_a.gif";
	img[5]  = new Image();  img[5].src =  "images/menu_01_03_b.gif";
	img[104]  = new Image();  img[104].src =  "images/menu_01_04_a.gif";
	img[105]  = new Image();  img[105].src =  "images/menu_01_04_b.gif";
	img[106]  = new Image();  img[106].src =  "images/menu_01_05_a.gif";
	img[107]  = new Image();  img[107].src =  "images/menu_01_05_b.gif";

/* ======= 2011.03.02 add start ======= */
	img[110]  = new Image();  img[110].src =  "images/menu_01_06_a.gif";
	img[111]  = new Image();  img[111].src =  "images/menu_01_06_b.gif";
/* ======= 2011.03.02 add start ======= */

	img[6]  = new Image();  img[6].src =  "images/menu_02_01_a.gif";
	img[7]  = new Image();  img[7].src =  "images/menu_02_01_b.gif";
	img[8]  = new Image();  img[8].src =  "images/menu_02_02_a.gif";
	img[9]  = new Image();  img[9].src =  "images/menu_02_02_b.gif";
	img[10] = new Image();  img[10].src = "images/menu_02_03_a.gif";
	img[11] = new Image();  img[11].src = "images/menu_02_03_b.gif";
	img[12] = new Image();  img[12].src = "images/menu_02_03_01_a.gif";
	img[13] = new Image();  img[13].src = "images/menu_02_03_01_b.gif";
	img[14] = new Image();  img[14].src = "images/menu_02_03_02_a.gif";
	img[15] = new Image();  img[15].src = "images/menu_02_03_02_b.gif";
	img[16] = new Image();  img[16].src = "images/menu_02_03_03_a.gif";
	img[17] = new Image();  img[17].src = "images/menu_02_03_03_b.gif";
	img[18] = new Image();  img[18].src = "images/menu_02_03_04_a.gif";
	img[19] = new Image();  img[19].src = "images/menu_02_03_04_b.gif";
	img[100] = new Image();  img[100].src = "images/menu_02_03_05_a.gif";
	img[101] = new Image();  img[101].src = "images/menu_02_03_05_b.gif";
	img[102] = new Image();  img[102].src = "images/menu_02_03_06_a.gif";
	img[103] = new Image();  img[103].src = "images/menu_02_03_06_b.gif";

	img[20] = new Image();  img[20].src = "images/menu_02_04_a.gif";
	img[21] = new Image();  img[21].src = "images/menu_02_04_b.gif";

	img[22] = new Image();  img[22].src = "images/menu_03_01_a.gif";
	img[23] = new Image();  img[23].src = "images/menu_03_01_b.gif";
	img[24] = new Image();  img[24].src = "images/menu_03_02_a.gif";
	img[25] = new Image();  img[25].src = "images/menu_03_02_b.gif";
	img[26] = new Image();  img[26].src = "images/menu_03_03_a.gif";
	img[27] = new Image();  img[27].src = "images/menu_03_03_b.gif";
	img[28] = new Image();  img[28].src = "images/menu_03_04_a.gif";
	img[29] = new Image();  img[29].src = "images/menu_03_04_b.gif";
	img[30] = new Image();  img[30].src = "images/menu_03_05_a.gif";
	img[31] = new Image();  img[31].src = "images/menu_03_05_b.gif";
	img[32] = new Image();  img[32].src = "images/menu_03_06_a.gif";
	img[33] = new Image();  img[33].src = "images/menu_03_06_b.gif";
	img[108]  = new Image();  img[108].src = "images/menu_03_07_a.gif";
	img[109]  = new Image();  img[109].src = "images/menu_03_07_b.gif";


	img[34] = new Image();  img[34].src = "images/menu_04_01_a.gif";
	img[35] = new Image();  img[35].src = "images/menu_04_01_b.gif";
	img[36] = new Image();  img[36].src = "images/menu_04_02_a.gif";
	img[37] = new Image();  img[37].src = "images/menu_04_02_b.gif";
	img[38] = new Image();  img[38].src = "images/menu_04_03_a.gif";
	img[39] = new Image();  img[39].src = "images/menu_04_03_b.gif";
	img[40] = new Image();  img[40].src = "images/menu_04_04_a.gif";
	img[41] = new Image();  img[41].src = "images/menu_04_04_b.gif";

}

function change_image(nam,num) {
	if(navigator.appVersion.charAt(0) >= 3) {
		document.images[nam].src = img[num].src;
	}
}