js 文字不停向上滚动代码
js 文字不停向上滚动代码
<script type="text/网页特效">
<!--
var speed=30; //数字越大速度越慢
var tab=document.getelementbyid("demo");
var tab1=document.getelementbyid("demo1");
var tab2=document.getelementbyid("demo2");
tab2.innerhtml=tab1.innerhtml; //克隆demo1为demo2
function marquee(){
if(tab.scrollheight-tab.scrolltop<=tab.offsetheight)//当滚动至demo1与demo2交界时
tab.scrolltop-=tab1.offsetheight //demo跳到最顶端
else{
tab.scrolltop++;
}
}
var mymar=setinterval(marquee,speed);
tab.onmouseo教程ver=function() {clearinterval(mymar)};//鼠标移上时清除定时器达到滚动停止的目的
tab.onmouseout=function() {mymar=setinterval(marquee,speed)};//鼠标移开时重设定时器
<!-- -->
</script>
html
<div id="demo1">
<ul >
<?
$db = new db();
$sql ="select buy_tel,buy_name from tugou where type='jhzsky' limit 100";
$query = $db->query( $sql );
if( $db->rows( $query ) )
{
$row = $db->fetch( $query,0);
foreach( $row as $v => $vv )
{
?>
<li class="ctlist">
<table width="310" border="0" cellspacing="0" cellpadding="0" align="left">
<tr>
<td width="71"> <?=$vv['buy_name']?></td>
<td width="157"> <?=str_replace(substr($vv['buy_tel'],4,-2),'****',$vv['buy_tel'])?></td>
</tr>
</table>
</li>
<?
}
}
?>
</ul>
</div>
<div id="demo2"></div>
补充：网页制作,js教程 
