一个简单的网站访问JS计数器刷新1次加1次访问

<scriptlanguage="JavaScript">
<!--
varcaution=false
functionsetCookie(name,value,expires,path,domain,secure){
       varcurCookie=name+"="+escape(value)+
               ((expires)?";expires="+expires.toGMTString():"")+
               ((path)?";path="+path:"")+
               ((domain)?";domain="+domain:"")+
               ((secure)?";secure":"")
       if(!caution||(name+"="+escape(value)).length<=4000)
               document.cookie=curCookie
       else
               if(confirm("Cookieexceeds4KBandwillbecut!"))
                       document.cookie=curCookie
}
functiongetCookie(name){
       varprefix=name+"="
       varcookieStartIndex=document.cookie.indexOf(prefix)
       if(cookieStartIndex==-1)
               returnnull
       varcookieEndIndex=document.cookie.indexOf(";",cookieStartIndex+prefix.length)
       if(cookieEndIndex==-1)
               cookieEndIndex=document.cookie.length
       returnunescape(document.cookie.substring(cookieStartIndex+prefix.length,cookieEndIndex))
}
functiondeleteCookie(name,path,domain){
       if(getCookie(name)){
               document.cookie=name+"="+
               ((path)?";path="+path:"")+
               ((domain)?";domain="+domain:"")+
               ";expires=Thu,01-Jan-7000:00:01GMT"
       }
}
functionfixDate(date){
       varbase=newDate(0)
       varskew=base.getTime()
       if(skew>0)
               date.setTime(date.getTime()-skew)
}
varnow=newDate()
fixDate(now)
now.setTime(now.getTime()+365*24*60*60*1000)
varvisits=getCookie("counter")
if(!visits)
       visits=1
else
       visits=parseInt(visits)+1
setCookie("counter",visits,now)
document.write("您是到访的第"+visits+"位用户！")
//-->
</script>