以下是 js物理弹性漂浮广告代码 的示例演示效果:
部分效果截图:
HTML代码(index.html):
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<meta name="keywords" content="JS代码,悬浮漂浮,JS广告代码,JS特效代码" />
<meta name="description" content="此代码内容为js物理弹性漂浮广告,属于站长常用代码" />
<title>js物理弹性漂浮广告</title>
</head>
<body>
<DIV id=img1 style="Z-INDEX: 100; LEFT: 2px; WIDTH: 59px; POSITION: absolute; TOP: 43px; HEIGHT: 61px;
visibility: visible;"><a href="#"><img src="images/pic.gif" width="80" height="80" border="0"></a></DIV>
<div align="center">
<p>
<SCRIPT src="js/js.js"></SCRIPT>
</p>
<p> </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>
JS代码(js.js):
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();