/***********************************************************
* 参数(name,value,days)
* cookies(name) 读取名为name的值
* cookies(name,value) 设置name为cookies,加参数days指定过期天数
* cookies() ==document.cookie
***********************************************************/
function cookies(name,value,days){
if(arguments.length<1)return document.cookie;
else if(arguments.length<2){
var arr=document.cookie.split(';');
for(i=0;i<arr.length;i++){
var n=arr[i].split('=');
if(n[0].trim()==name.trim())return n[1];
}
return "";
}
else{
var expires = "";
if(!isNaN(parseInt(days))){
var date = new Date();
date.setTime(date.getTime()+(parseInt(days)*24*60*60*1000));
expires = "; expires="+date.toGMTString();
}
document.cookie = name+"="+value+expires+"; path=/";
return true;
}
return false;
}
/***********************************************************
* 参数(name,value,days)
* cookies(name) 读取名为name的值
* cookies(name,value) 设置name为cookies,加参数days指定过期天数
* cookies() ==document.cookie
***********************************************************/
