function setCookie(name,value,expires,path,domain,secure)
var curCookie=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("Cookie exceeds 4KB and will be cut!"))
document.cookie = curCookie
var cookieStartIndex = document.cookie.indexOf(prefix)
if (cookieStartIndex == -1)
var cookieEndIndex=document.cookie.indexOf(";",cookieStartIndex+prefix.length)
cookieEndIndex = document.cookie.length
return unescape(document.cookie.substring(cookieStartIndex+prefix.length,cookieEndIndex))
function deleteCookie(name, path, domain)
document.cookie = name + "=" +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
"; expires=Thu, 01-Jan-70 00:00:01 GMT"
date.setTime(date.getTime()-skew)
now.setTime(now.getTime()+365 * 24 * 60 * 60 * 1000)
var visits = getCookie("counter")
visits=parseInt(visits)+1;
setCookie("counter", visits, now)
document.write("您是到访的第" + visits + "位用户!")