<!--
if(navigator.appVersion.charAt(0) >= 3) {
        var img = new Array();
        img[0] = new Image();  img[0].src = "image/btn/btn01.gif";
        img[1] = new Image();  img[1].src = "image/btn/btn11.gif";
        img[2] = new Image();  img[2].src = "image/btn/btn02.gif";
        img[3] = new Image();  img[3].src = "image/btn/btn12.gif";
        img[4] = new Image();  img[4].src = "image/btn/btn03.gif";
        img[5] = new Image();  img[5].src = "image/btn/btn13.gif";
        img[6] = new Image();  img[6].src = "image/btn/btn04.gif";
        img[7] = new Image();  img[7].src = "image/btn/btn14.gif";
        img[8] = new Image();  img[8].src = "image/btn/btn05.gif";
        img[9] = new Image();  img[9].src = "image/btn/btn15.gif";
        img[10] = new Image();  img[10].src = "image/btn/btn06.gif";
        img[11] = new Image();  img[11].src = "image/btn/btn16.gif";
        img[12] = new Image();  img[12].src = "image/btn/btn07.gif";
        img[13] = new Image();  img[13].src = "image/btn/btn17.gif";

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