Discuz 公告效果（自动换行，无间隙滚动）

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3c.org/TR/1999/REC-html401-19991224/loose.dtd"> <HTML xmlns="http://www.w3.org/1999/xhtml"> <HEAD> <TITLE></TITLE> <META http-equiv=Content-Type content="text/html; charset=gbk"> <style type="text/css"> ul {     padding-right: 0px;     padding-left: 0px;     padding-bottom: 0px;     margin: 0px;     padding-top: 0px } #announcement {     width:100%;     background:url(img/menu_bg.gif) repeat;     overflow: hidden; } #announcement div {     border: #e6e6e6 1px solid;     padding:0px 10px 0px 10px;     overflow-y:hidden;     line-height: 24px;     height: 24px } #announcement li {     font-size: 12px;     float: left;     list-style-type: none;     margin-right: 20px;     padding-left: 10px;     background: url(img/arrow_right.gif) no-repeat 0px 50%;     white-space: nowrap } #announcement a {     text-decoration: none; } #announcement a:hover {     text-decoration:underline; } </style> </HEAD> <BODY> <DIV id=announcement onMouseOver="if(!anncount) {clearTimeout(annst);annst = 0}" onMouseOut="if(!annst) annst = setTimeout('announcementScroll()', anndelay);"> <DIV id=announcementbody> <UL> <LI><A href="http://hi.baidu.com/mimimo/blog/item/0f4ab6defbf1b65fccbf1ada.html" target="_blank">分享个表单验证函数</A>（2008-12-16 05:30 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/d6b9543ddf2739e93d6d9798.html" target="_blank">块级元素和级联元素的含义</A>（2008-12-13 03:39 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/5cc8a31ed1749d1841341796.html" target="_blank">如何设置&lt;span&gt;的width属性且不换行？？</A>（2008-12-13 03:23 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/11bf1b174322d9064a90a788.html" target="_blank">执行javascript后，gif动画就静止了？？</A>（2008-12-13 03:12 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/67424f901f46308aa977a4f5.html" target="_blank">基于栅格地图的查询系统（切片缓存技术）</A>（2008-11-29 07:38 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/b5230933b495d5ff1b4cff78.html" target="_blank">【转】flash和javascript之间的通讯（javascript调用flash中的函数）</A>（2008-11-27 07:45 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/07bad22a214e132ad42af106.html" target="_blank">不使用循环和回调函数输出字符1~100</A>（2008-11-23 03:00 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/acc8421005e1fbfbc2ce795a.html" target="_blank">简洁的js图片等比缩放</A>（2008-11-22 04:54 P.M.）</LI> <LI><A href="http://hi.baidu.com/mimimo/blog/item/2940948f875a27fd503d9265.html" target="_blank">分贝网音乐地址获取器</A>（2008-11-20 05:19 P.M.）</LI> </UL> </DIV> </DIV> <script type="text/javascript"> function $(id) { return document.getElementById(id); } var anndelay = 3000; var anncount = 0; var annheight = 24; var annst = 0; function announcementScroll() { if( ! annst) { $('announcementbody').innerHTML += '<br style="clear: both" />' + $('announcementbody').innerHTML; $('announcementbody').scrollTop = 0; if($('announcementbody').scrollHeight > annheight * 3) { annst = setTimeout('announcementScroll()', anndelay); } else { $('announcement').onmouseover = $('announcement').onmouseout = null; } return; } if(anncount == annheight) { if($('announcementbody').scrollHeight - annheight <= $('announcementbody').scrollTop) { $('announcementbody').scrollTop = $('announcementbody').scrollHeight / 2 - annheight; } anncount = 0; annst = setTimeout('announcementScroll()', anndelay); } else { $('announcementbody').scrollTop ++ ; anncount ++ ; annst = setTimeout('announcementScroll()', 10); } } announcementScroll(); </script> </BODY> </HTML>

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Discuz 公告效果（自动换行，无间隙滚动）

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