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This article mainly introduces the effect of cyclic advertising banners using JavaScript in detail. It has certain reference value. Interested friends can refer to it. I hope it can help everyone.
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 }
Add a link in the circular 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 }
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