经典的Js漂浮广告代码，物理弹性

2024-09-05 12:22:41

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比较经典通用的Js物理弹性漂浮广告代码，漂浮速度适中、大小适中，是最经典最标准的漂浮广告代码了，推荐给大家使用。不过漂浮广告在一个页面上最好不要放太多，否则很影响网站浏览体验，得不偿失。

<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>js物理弹性漂浮广告代码</title></head><body><DIV id=img1 style="Z-INDEX: 100; LEFT: 2px; WIDTH: 59px; POSITION: absolute; TOP: 43px; HEIGHT: 61px; visibility: visible;"><img src="http://www.codefans.net/jscss/demoimg/201011/pic.gif" width="80" height="80" border="0"></DIV><div align="center">  <p>    <SCRIPT>	var xPos = 300;var yPos = 200; 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;img1.style.top = yPos;function changePos() {	width = document.body.clientWidth;	height = document.body.clientHeight;	Hoffset = img1.offsetHeight;	Woffset = img1.offsetWidth;	img1.style.left = xPos + document.body.scrollLeft;	img1.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()	 {	 	img1.visibility = "visible";		interval = setInterval('changePos()', delay);	}	function pause_resume() 	{		if(pause) 		{			clearInterval(interval);			pause = false;}		else 		{			interval = setInterval('changePos()',delay);			pause = true; 			}		}	start();	</SCRIPT>  </p>  <p> </p>  <p> </p>  <p> </p>  <p> </p>  <p> </p>    <p>js物理弹性漂浮广告</p>  <p></p>  <p> </p></div></body></html>

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