jquery倒計時過幾秒頁面跳轉 js倒計時

//銀行認證成功跳轉
var time=setInterval (showTime, 1000);
var second=5;
function showTime()
{
if(second==0)
{
window.location="/account/toCardBindPc.shtml";
clearInterval(time);
}
$(".sub-text").html('<font>'+second+'s</font> 后將跳轉到銀行卡認證頁面。');
second--;
}