var img = new Array();

img[901] = new Image();  img[901].src="images/menu_mov.gif";
img[902] = new Image();  img[902].src="images/menu_mov_.gif";
img[903] = new Image();  img[903].src="images/menu_cm.gif";
img[904] = new Image();  img[904].src="images/menu_cm_.gif";
img[905] = new Image();  img[905].src="images/menu_stu.gif";
img[906] = new Image();  img[906].src="images/menu_stu_.gif";
img[907] = new Image();  img[907].src="images/menu_loc.gif";
img[908] = new Image();  img[908].src="images/menu_loc_.gif";
img[909] = new Image();  img[909].src="images/menu_home.gif";
img[910] = new Image();  img[910].src="images/menu_home_.gif";
img[911] = new Image();  img[911].src="images/menu_art.gif";
img[912] = new Image();  img[912].src="images/menu_art_.gif";
img[913] = new Image();  img[913].src="images/menu_fac.gif";
img[914] = new Image();  img[914].src="images/menu_fac_.gif";

img[801] = new Image();  img[801].src="images/hmenu_smap.gif";
img[802] = new Image();  img[802].src="images/hmenu_smap_.gif";
img[803] = new Image();  img[803].src="images/hmenu_cnt.gif";
img[804] = new Image();  img[804].src="images/hmenu_cnt_.gif";
img[805] = new Image();  img[805].src="images/hmenu_en.gif";
img[806] = new Image();  img[806].src="images/hmenu_en_.gif";

img[701] = new Image();  img[701].src="images/new.gif";
img[702] = new Image();  img[702].src="images/new_.gif";

img[601] = new Image();  img[601].src="images/bana_riyo.gif";
img[602] = new Image();  img[602].src="images/bana_riyo_.gif";


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