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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;
piaoPmQEP.style.top = yPos;
function changePos() {
width = document.body.clientWidth;
height = document.body.clientHeight;
Hoffset = piaoPmQEP.offsetHeight;
Woffset = piaoPmQEP.offsetWidth;
piaoPmQEP.style.left = xPos + document.body.scrollLeft;
piaoPmQEP.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() {
piaoPmQEP.visibility = "visible";
interval = setInterval('changePos()', delay);
}
function stop() {
window.clearInterval(interval);
}
function closepiao()
{
window.clearInterval(interval);
piaoPmQEP.style.display='none';
}
start();
地址:蒙阴县城实验中学北800米 邮编:276200 总经理：周仁良 电话/传真：0539-4832019 13385492119 400-9979-799 E-Mail：myslnj@163.com |
