document.write("<div id='img1' style='HEIGHT: 112px; LEFT: 24px; POSITION: absolute; TOP: -1px; WIDTH: 113px; Z-INDEX: 3'><a href='http://go.wuhan.net.cn/zhuangti/2009/cybd/index.html' ><img src='http://go.wuhan.net.cn/travel_image/0926.gif' width='100' height='100' border='0' /></a></div>");

<!-- Begin
var xPos1 = 600;
var yPos1 = document.body.clientHeight;
var step1 = 1;
var delay1 = 30; 
var height1 = 0;
var Hoffset1 = 0;
var Woffset1 = 0;
var yon1 = 0;
var xon1 = 0;
var pause1 = true;
var interval1;
img1.style.top = yPos1;
function changePos1() {
width1 = document.body.clientWidth;
height1 = document.body.clientHeight;
Hoffset1 = img1.offsetHeight;
Woffset1 = img1.offsetWidth;
img1.style.left = xPos1 + document.body.scrollLeft;
img1.style.top = yPos1 + document.body.scrollTop;
if (yon1) {
yPos1 = yPos1 + step1;
}
else {
yPos1 = yPos1 - step1;
}
if (yPos1 < 0) {
yon1 = 1;
yPos1 = 0;
}
if (yPos1 >= (height1 - Hoffset1)) {
yon1 = 0;
yPos1 = (height1 - Hoffset1);
}
if (xon1) {
xPos1 = xPos1 + step1;
}
else {
xPos1 = xPos1 - step1;
}
if (xPos1 < 0) {
xon1 = 1;
xPos1 = 0;
}
if (xPos1 >= (width1 - Woffset1)) {
xon1 = 0;
xPos1 = (width1 - Woffset1);
   }
}
function start1() {
img1.visibility = "visible";
interval1 = setInterval('changePos1()', delay1);
}
function pause_resume1() {
if(pause1) {
clearInterval(interval1);
pause1 = false;
}
else {
interval1 = setInterval('changePos1()',delay1);
pause1 = true;
   }
}
start1();
//  End -->