<script>
function ok(){
window.parent.parent.location.href='指定url';
}
window.setTimeout("ok();",时间(多长时间跳转到指定url));
</script>
<script>
function ok(){
window.parent.parent.location.href='指定url';
}
window.setTimeout("ok();",时间(多长时间跳转到指定url));
</script>