javascript操作cookie

 <script language="javascript" type="text/javascript">

function addcookie(a,b){
 //获取当前时间
var date=new Date();
var expireDays=10;
//将date设置为10天以后的时间
date.setTime(date.getTime()+expireDays*24*3600*1000);
 document.cookie="info=name="+a+":age="+b+";"+";expires="+date.toGMTString()+";path=/;"
}

function getcookies()
{
var b="info=";
offset=document.cookie.indexOf(b);
if(offset!=-1)
{
offset+=b.length;
end=document.cookie.indexOf(";",offset);
  if(end==-1){
   end=document.cookie.length;   
  }
  alert(document.cookie.substring(offset,end));
  var obj=document.cookie.substring(offset,end).split(':');
  alert(obj[0].split('=')[1]);
}
}

</script>