<script> <!-- var speed=10; //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(tab2.offsetTop-tab.scrollTop<=0)//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.onmouseover=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>
<script> <!-- var speed=10; //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; function Marquee(){ if(tab2.offsetWidth-tab.scrollLeft<=0) tab.scrollLeft-=tab1.offsetWidth else{ tab.scrollLeft++; } } var MyMar=setInterval(Marquee,speed); tab.onmouseover=function() {clearInterval(MyMar)}; tab.onmouseout=function() {MyMar=setInterval(Marquee,speed)}; --> </script>
<script> <!-- var speed=10; //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; function Marquee(){ if(tab.scrollLeft<=0) tab.scrollLeft+=tab2.offsetWidth else{ tab.scrollLeft--; } } var MyMar=setInterval(Marquee,speed); tab.onmouseover=function() {clearInterval(MyMar)}; tab.onmouseout=function() {MyMar=setInterval(Marquee,speed)}; --> </script>