<button id=b style="display:none">show later</button>
<script>
function window.onload(){
 setTimeout("b.style.display=''",10000);
}
</script>

解决方案 »

  1.   

    或者
    <button id=b style="visibility:hidden">show later</button>
    <script>
    function window.onload(){
     setTimeout("b.style.visibility='visible'",1000);
    }
    </script>
      

  2.   

    或者在ie6下也可以这样:
    <STYLE>
        .time{ behavior: url(#default#time2);}
    </STYLE>
    <button CLASS=time BEGIN="10" DUR="indefinite" TIMEACTION="display">
        show later.
    </button>