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How to implement circular advertising banners in javascript

亚连Original: 2018-06-21 11:54:531509browse

This article mainly introduces the effect of javascript to realize circular advertising banners in detail. It has certain reference value. Interested friends can refer to it.

The example of this article is to share with everyone the effect of javascript to realize circular advertising. The specific code of the bar is for your reference. The specific content is as follows

html code:

<!DOCTYPE html>
<html>
<head>
<title>Rotating Banner</title>
<script src="script07.js"></script>
<link rel="stylesheet" href="script01.css" rel="external nofollow" >
</head>
<body>
<p class="centered">
<img src="images/reading1.gif" id="adBanner" alt="Ad Banner">
</p>
</body>
</html>

css code:

body {
background-color: white;
color: black;
font-size: 20px;
font-family: "Lucida Grande", Verdana,Arial, Helvetica, sans-serif;
}
h1, th {
font-family: Georgia, "Times New Roman",Times, serif;
}
h1 {
font-size: 28px;
}
table {
border-collapse: collapse;
}
th, td {
padding: 10px;
border: 2px #666 solid;
text-align: center;
width: 20%;
}
#free, .pickedBG {
background-color: #f66;
}
.winningBG {
background-image:url(images/redFlash.gif);
}

js code:

window.onload = rotate;
var thisAd = 0;
function rotate() {
var adImages = new Array("images/ reading1.gif","images/reading2. gif","images/reading3.gif");
thisAd++;
if (thisAd == adImages.length) {
thisAd = 0;
}
document.getElementById("adBanner").src = adImages[thisAd];
setTimeout(rotate, 3 * 1000);//设置时间,本每隔多长时间改变广告条中的GIF
}

in loop Add a link to the advertising banner: Modify the js code

window.onload = initBannerLink;
var thisAd = 0;
function initBannerLink() {
if (document.getElementById("adBanner").parentNode.tagName == "A") {
document.getElementById("adBanner").parentNode.onclick = newLocation;
}
rotate();
}
function newLocation() {
var adURL = new Array("negrino.com","sun.com","microsoft.com");
document.location.href = "http://www." + adURL[thisAd];
return false;
}
function rotate() {
var adImages = new Array("images/ reading1.gif","images/reading2. gif","images/reading3.gif");
thisAd++;
if (thisAd == adImages.length) {
thisAd = 0;
}
document.getElementById("adBanner").src = adImages[thisAd];
setTimeout(rotate, 3 * 1000);//设置时间,本每隔多长时间改变广告条中的GIF
}

The above is what I compiled for everyone. I hope it will be helpful to everyone in the future.

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