急问一个基础问题

Question

setInterval("rdl_play()", 1000); //每隔一秒运行一次

Answer 1

function rdl_play(){
with (oParentDiv) {
if (children[0].style.visibility=="hidden") children[1].style.visibility="visible";
else children[1].style.visibility="hidden";
filters[0].Apply();
if (children[0].style.visibility=="hidden") children[0].style.visibility="visible";else children[0].style.visibility="hidden";
if (children[1].style.visibility=="hidden") children[1].style.visibility="visible";else children[1].style.visibility="hidden";
filters[0].play();
}window.setTimeout("rdl_play()",2000);  //加上这个就好了。这个是每2秒执行一次这个函数
}

Answer 2

<script>
function rdl_play(){
with (oParentDiv) {
if (children[0].style.visibility=="hidden") children[1].style.visibility="visible";
else children[1].style.visibility="hidden";
filters[0].Apply();
if (children[0].style.visibility=="hidden") children[0].style.visibility="visible";else children[0].style.visibility="hidden";
if (children[1].style.visibility=="hidden") children[1].style.visibility="visible";else children[1].style.visibility="hidden";
filters[0].play();
}
}
window.setTimeout("rdl_play()",100);  
</script>