Ads3.js
上传用户:yunfeng252
上传日期:2022-07-23
资源大小:12403k
文件大小:1k
- <!--
- 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.visibility = "visible";
- interval = setInterval('changePos()', delay);
- }
- start();
- //-->