js统计网站历史浏览人数

<script language=JavaScript>
<!--
var caution = false
var now = new Date()
fixDate(now)
now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000)
var visits = getCookie("counter")
if (!visits)
visits = 1
else
visits = parseInt(visits) + 1
setCookie("counter", visits, now)
document.write("您是第" + visits + "访客")
// -->
</script>