- function setCookie(name,value,time)
- {
- var strsec = getsec(time);
- var exp = new Date();
- exp.setTime(exp.getTime() + strsec*1);
- document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
- }
- function getsec(str)
- {
- var str1=str.substring(1,str.length)*1;
- var str2=str.substring(0,1);
- if (str2=="s")
- {
- return str1*1000;
- }
- else if (str2=="h")
- {
- return str1*60*60*1000;
- }
- else if (str2=="d")
- {
- return str1*24*60*60*1000;
- }
- }
- //这是有设定过期时间的使用示例:
- //s20是代表20秒
- //h是指小时,如12小时则是:h12
- //d是天数,30天则:d30
- function getCookie(name)
- {
- var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
- if(arr=document.cookie.match(reg))
- return unescape(arr[2]);
- else
- return null;
- }
- function delCookie(name)
- {
- var exp = new Date();
- exp.setTime(exp.getTime() - 1);
- var cval=getCookie(name);
- if(cval!=null)
- document.cookie= name + "="+cval+";expires="+exp.toGMTString();
- }
- function CookieEnable(){
- var result=false;
- if(navigator.cookiesEnabled)
- return true;
- document.cookie = "testcookie=yes;";
- var cookieSet = document.cookie;
- if (cookieSet.indexOf("testcookie=yes") > -1)
- result=true;
- document.cookie = "";
- return result;
- }
- //CookieEnable()