if(navigator.appVersion.charAt(0) >=3){
	var image = new Array();
	for( i = 0 ; i < 26 ; i++ ) {
		image[i] = new Image(); 
	}
	image[0].src= "../common/images/navi/menu1.gif";
	image[1].src= "../common/images/navi/menu1_on.gif";
	image[2].src= "../common/images/navi/menu1_01.gif";
	image[3].src= "../common/images/navi/menu1_01_on.gif";
	image[4].src= "../common/images/navi/menu1_02.gif";
	image[5].src= "../common/images/navi/menu1_02_on.gif";
	image[6].src= "../common/images/navi/menu2.gif";
	image[7].src= "../common/images/navi/menu2_on.gif";
	image[8].src= "../common/images/navi/menu2_01.gif";
	image[9].src= "../common/images/navi/menu2_01_on.gif";
	image[10].src= "../common/images/navi/menu2_02.gif";
	image[11].src= "../common/images/navi/menu2_02_on.gif";
	image[12].src= "../common/images/navi/menu2_03.gif";
	image[13].src= "../common/images/navi/menu2_03_on.gif";
	image[14].src= "../common/images/navi/menu2_04.gif";
	image[15].src= "../common/images/navi/menu2_04_on.gif";
	image[16].src= "../common/images/navi/menu2_05.gif";
	image[17].src= "../common/images/navi/menu2_05_on.gif";
	image[18].src= "../common/images/navi/menu2_06.gif";
	image[19].src= "../common/images/navi/menu2_06_on.gif";
	image[20].src= "../common/images/navi/menu3.gif";
	image[21].src= "../common/images/navi/menu3_on.gif";
	image[22].src= "../common/images/navi/menu3_01.gif";
	image[23].src= "../common/images/navi/menu3_01_on.gif";
	image[24].src= "../common/images/navi/menu3_02.gif";
	image[25].src= "../common/images/navi/menu3_02_on.gif";
	}

	function changeImage(dim,cnt){
		if(navigator.appVersion.charAt(0) >= 3 ){
		document.images[dim].src=image[cnt].src;
	}
}