<span id="time" style="background:red">5</span>秒之后跳转回主题列表，如果不跳转请点击
<script language="JavaScript1.2" type="text/javascript">
function delayURL(url) {
     var delay = document.getElementById("time").innerHTML;
       //alert(delay);
     if(delay>0) {
        delay--;
     
        document.getElementById("time").innerHTML=delay;
     } else {
        window.location.href="<%=basePath%>frontboard.action";
     }
    setTimeout("delayURL('"+url+"')", 1000);
}
</script>
  <a href="<%=basePath%>frontboard.action">主题列表</a>
<script language="JavaScript" type="text/javascript">
  delayURL("bbs_main.jsp");
</script>