新闻段落滚动HTML5代码向上无缝循环

2024-09-05 12:18:57

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JS与HTML5实现新闻滚动，带个新闻段落滚动的效果，效果流畅，除了HTML5代码外，JavaScript代码也起到了关键作用，是一款不错的网页内容滚动特效，希望大家喜欢。

<!DOCTYPE html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>jquery向上循环滚动的新闻效果</title><style>#ticker { width:180px; height:300px; border:1px solid #aaaaaa; overflow:auto; }#ticker dt { font:normal 14px Georgia; padding:0 10px 5px 10px; background-color:#e5e5e5; padding-top:10px; border:1px solid #ffffff; border-bottom:none; border-right:none; position:relative; }#ticker dd { margin-left:0; font:normal 11px Verdana; padding:0 10px 10px 10px; border-bottom:1px solid #aaaaaa; background-color:#e5e5e5; border-left:1px solid #ffffff; position:relative; }#ticker dd.last { border-bottom:1px solid #ffffff; }#ticker div { margin-top:0; }</style>  </head>  <body>    <div id="tickerContainer">      <dl id="ticker">        <dt class="heading">This is a news title!</dt><dd class="text">This is a snippet of the news. It could be the whole news item or it could link to another page containing...</dd>        <dt class="heading">News Heading 2</dt><dd class="text">Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</dd>        <dt class="heading">News Heading 3</dt><dd class="text">Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</dd>        <dt class="heading">News Heading 4</dt><dd class="text">Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</dd>        <dt class="heading">This item is long!</dt><dd class="text">Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</dd>      </dl>    </div>    <script type="text/javascript" src="/ajaxjs/jquery1.3.2.js"></script>    <script type="text/javascript">	  $(function() {		var ticker = $("#ticker");		ticker.children().filter("dt").each(function() {		  var dt = $(this),		    container = $("<div>");		  dt.next().appendTo(container);		  dt.prependTo(container);		  container.appendTo(ticker);		});		ticker.css("overflow", "hidden");		function animator(currentItem) {		  var distance = currentItem.height();			duration = (distance + parseInt(currentItem.css("marginTop"))) / 0.025;		  currentItem.animate({ marginTop: -distance }, duration, "linear", function() {			currentItem.appendTo(currentItem.parent()).css("marginTop", 0);			animator(currentItem.parent().children(":first"));		  }); 		};		animator(ticker.children(":first"));		ticker.mouseenter(function() {		  ticker.children().stop();		});		ticker.mouseleave(function() {		  animator(ticker.children(":first"));		});	  });    </script></body></html>

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