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

function _out(nam,num) {
 document.images[nam].src = img[num].src;
 }

if(navigator.appVersion.charAt(0) >=3) {
var img = new Array();
img[10] = new Image();  img[10].src = "/resources/images/header/bt_writer.gif";
img[20] = new Image();  img[20].src = "/resources/images/header/bt_desinger.gif";
img[30] = new Image();  img[30].src = "/resources/images/header/bt_fcr.gif";
img[40] = new Image();  img[40].src = "/resources/images/header/bt_illustrator.gif";
img[50] = new Image();  img[50].src = "/resources/images/header/bt_prg.gif";
img[60] = new Image();  img[60].src = "/resources/images/header/bt_camera.gif";
img[70] = new Image();  img[70].src = "/resources/images/header/bt_bbs.gif";
img[80] = new Image();  img[80].src = "/resources/images/header/bt_blog.gif";
img[90] = new Image();  img[90].src = "/resources/images/header/bt_dictio.gif";


img[11] = new Image();  img[11].src = "/resources/images/header/bt_writer_ov.gif";
img[21] = new Image();  img[21].src = "/resources/images/header/bt_desinger_ov.gif";
img[31] = new Image();  img[31].src = "/resources/images/header/bt_fcr_ov.gif";
img[41] = new Image();  img[41].src = "/resources/images/header/bt_illustrator_ov.gif";
img[51] = new Image();  img[51].src = "/resources/images/header/bt_prg_ov.gif";
img[61] = new Image();  img[61].src = "/resources/images/header/bt_camera_ov.gif";
img[71] = new Image();  img[71].src = "/resources/images/header/bt_bbs_ov.gif";
img[81] = new Image();  img[81].src = "/resources/images/header/bt_blog_ov.gif";
img[91] = new Image();  img[91].src = "/resources/images/header/bt_dictio_ov.gif";
}