用间隔时间滚动新闻（图片），可控制滚动

2013-10-11 07:34:27 -0400

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h5 span a{font-size:12px;font-weight:normal;color:#333;}
h5{padding:0 10px;font-size:14px;height:30px;line-height:30px;background:url(http://pigimg.zhongso.com/space/gallery/工程起重机/971669-1.jpg?1259835263) left center repeat-x;border-bottom:1px solid #dedede;}
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<td  height='70'><a href="http://www.gcqzj.com/channel/13335574"><img src="http://pigimg.zhongso.com/space/gallery/infoimgs/gc/gcqzj/20100520/2010052017415793313.jpg" /></a></td>
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<td  height='70'><a href="http://www.gcqzj.com/channel/13035462"><img src="http://pigimg.zhongso.com/space/gallery/工程起重机/971677-1.jpg?1259836876" /></a></td>
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#btm{position:absolute;right:0;top:60px;width:12px;height:43px;background:url(http://pigimg.zhongso.com/space/gallery/infoimgs/gc/gcqZj/20100417/2010041716281352947.gif) no-repeat;overflow:hidden;}
#btm a{display:block;height:22px;}
#btm a#up:hover{background:url(http://pigimg.zhongso.com/space/gallery/infoimgs/gc/gcqZj/20100417/2010041716281352947.gif) -13px top no-repeat;}
#btm a#dw:hover{background:url(http://pigimg.zhongso.com/space/gallery/infoimgs/gc/gcqZj/20100417/2010041716281352947.gif) -26px -22px no-repeat;}
</style>
<div id="btm"><a id="up" onclick="up()" href="javascript:;" target="_self"></a><a id="dw" onclick="dw()" href="javascript:;" target="_self"></a></div>
<script>
var qoMarquee = document.getElementById("qy"); //滚动对象
var tab1 = document.getElementById("tab1");
var tab2 = document.getElementById("tab2");
var qiLineHeight = 94;//单行高度，像素IE
var qiLineCount = 0; //实际行数
var qiScrollAmount = 2; //每次滚动高度，像素（速度）
var speed1=3000;//每次停留时间
var speed2=1;//滚动速度
var num=qoMarquee.getElementsByTagName('img').length;//总数
tab2.innerHTML=tab1.innerHTML;
var alink=document.getElementById('btm').getElementsByTagName('a');
for(var i=0;i<alink.length;i++){
alink[i].onfocus=function(){this.blur();}
}
function run() {
if(qoMarquee.scrollTop==num*qiLineHeight){qoMarquee.scrollTop=0;window.setTimeout( "run()", speed2 );}//重置并接着滚动
else{
qoMarquee.scrollTop +=qiScrollAmount;
if ( qoMarquee.scrollTop % qiLineHeight == 0 ) {window.setTimeout( "run()", speed1 );}//如果满格等待N秒
else {window.setTimeout( "run()", speed2 );}//正常滚动
}
}
function up(){
qiScrollAmount = 0;
var amount=1;
if(qoMarquee.scrollTop==num*qiLineHeight) qoMarquee.scrollTop=0;
qoMarquee.scrollTop +=amount;
if ( qoMarquee.scrollTop % qiLineHeight == 0 ) {amount=0;window.setTimeout( "qiScrollAmount = 2", speed1 );}
else window.setTimeout( up(), 1 );
}
function dw(){
qiScrollAmount = 0;
var amount=1;
if(qoMarquee.scrollTop==0) qoMarquee.scrollTop=num*qiLineHeight;
qoMarquee.scrollTop -=amount;
if ( qoMarquee.scrollTop % qiLineHeight == 0 ) {amount=0;window.setTimeout( "qiScrollAmount = 2", speed1 );}
else window.setTimeout( dw(), 1 );
}
window.setTimeout( "run()", speed1 );
</script>
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-以下为代码演示
会员板块

用间隔时间滚动新闻（图片），可控制滚动

更多>>精彩企业专题