document.write("<div id=img style=position:absolute;z-index:255;DISPLAY:none;><a href=/news/news_detail.jsp?n_id=7228 target=_blank onFocus=this.blur()><img border=0 src=ad1.jpg width=250 height=100></a></div>")

var xPos = 20;
var yPos = document.body.clientHeight;
var step = 1;
var delay = 30; 
var height = 0;
var Hoffset = 0;
var Woffset = 0;
var yon = 0;
var xon = 0;
var pause = true;
var interval;
img.style.top = yPos;
function changePos() {
width = document.body.clientWidth;
height = document.body.clientHeight;
Hoffset = img.offsetHeight;
Woffset = img.offsetWidth;
img.style.left = xPos + document.body.scrollLeft;
img.style.top = yPos + document.body.scrollTop;
if (yon) {
yPos = yPos + step;}
else {
yPos = yPos - step;}
if (yPos < 0) {
yon = 1;
yPos = 0;}
if (yPos >= (height - Hoffset)) {
yon = 0;
yPos = (height - Hoffset);}
if (xon) {
xPos = xPos + step;}
else {
xPos = xPos - step;}
if (xPos < 0) {
xon = 1;
xPos = 0;}
if (xPos >= (width - Woffset)) {
xon = 0;
xPos = (width - Woffset);}}
function start() {
img.style.display = "";
img.visibility = "visible";
interval = setInterval('changePos()', delay);}
start();