JavaScript读写Cookies

作者 佚名   摘自 未知   发表 2005-12-9 11:41:54    function setCookie(arg_CookieName,arg_CookieValue,arg_CookieExpireDays){   var todayDate=new Date();   todayDate.setDate(todayDate.getDate()+arg_CookieExpireDays);   document.cookie=arg_CookieName+"="+arg_CookieValue+";path=/;expires="+todayDate.toGMTString()+";";     }  function getCookie(arg_CookieName){   var Found=false;   var start,end;   var i=0;   while(i <=document.cookie.length){    start=i;end=start+arg_CookieName.length;    if(document.cookie.substring(start,end)==arg_CookieName){     Found=true;break;    }   i++;   }     if(Found==true){    start=end+1;    end=document.cookie.indexOf(";",start);    if(end < start)end=document.cookie.length;    return document.cookie.substring(start,end);   }   return "";      }