var img = new Array();
var add_path = "/";

img[901] = new Image();  img[901].src=add_path + "images/menu_hom.gif";
img[902] = new Image();  img[902].src=add_path + "images/menu_hom_.gif";
img[903] = new Image();  img[903].src=add_path + "images/menu_lif.gif";
img[904] = new Image();  img[904].src=add_path + "images/menu_lif_.gif";
img[905] = new Image();  img[905].src=add_path + "images/menu_gmt.gif";
img[906] = new Image();  img[906].src=add_path + "images/menu_gmt_.gif";
img[907] = new Image();  img[907].src=add_path + "images/menu_fac.gif";
img[908] = new Image();  img[908].src=add_path + "images/menu_fac_.gif";
img[909] = new Image();  img[909].src=add_path + "images/menu_twn.gif";
img[910] = new Image();  img[910].src=add_path + "images/menu_twn_.gif";
function change_image(nam,num) {
        if(navigator.appVersion.charAt(0)>= 3) {
                document.images[nam].src = img[num].src;
        }
}