为什么setInterval(Marquee,1000)只执行一次呢???
代码是这样的========================
<DIV id=demo style="HEIGHT: 134px; OVERFLOW: hidden; width:255px">
<DIV id=demo1>
<table width="95%" border="0" cellspacing="0">
........................ </table></DIV>
<DIV id=demo2></DIV>
</DIV>
<SCRIPT language=Javascript>
<!--
//Marquee Product
var speed=80;
demo2.innerHTML=demo1.innerHTML;
function Marquee()
{
if(demo2.offsetTop-demo.scrollTop<=0)
{
demo.scrollTop-=demo1.offsetHeight
}
else
{
demo.scrollTop++
}
}
var MyMar=setInterval(Marquee,speed)
demo.onmouseover=function() {clearInterval(MyMar)}
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
//-->
</SCRIPT>
=======================================================
对了,,我的页面上有两块这样的滚动,但是函数名,变量名等都不一样,代码是完全一样的.其中一个正常,可是另外一个只是动了一次就不动了,这是怎么回事呢,,,两个有冲突吗?????