<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jquery文字不断向上滚动代码（兼容火狐）</title>
<link rel="stylesheet" type="text/css" href="css/lanrenzhijia.css">
</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="http://www.lanrenzhijia.com/ajaxjs/1.3.2/jquery-1.3.2.min.js"></script>
<script type="text/javascript">
$(function() {
//cache the ticker
var ticker = $("#ticker");
//wrap dt:dd pairs in divs
ticker.children().filter("dt").each(function() {
var dt = $(this),
container = $("<div>");
dt.next().appendTo(container);
dt.prependTo(container);
container.appendTo(ticker);
});
//hide the scrollbar
ticker.css("overflow", "hidden");
//animator function
function animator(currentItem) {
//work out new anim duration
var distance = currentItem.height();
duration = (distance + parseInt(currentItem.css("marginTop"))) / 0.025;
//animate the first child of the ticker
currentItem.animate({ marginTop: -distance }, duration, "linear", function() {
//move current item to the bottom
currentItem.appendTo(currentItem.parent()).css("marginTop", 0);
//recurse
animator(currentItem.parent().children(":first"));
});
};
//start the ticker
animator(ticker.children(":first"));
//set mouseenter
ticker.mouseenter(function() {
//stop current animation
ticker.children().stop();
});
//set mouseleave
ticker.mouseleave(function() {
//resume animation
animator(ticker.children(":first"));
});
});
</script>
</body>
</html>
