cookie保存分页参数

<script src="../Public/js/jquery.cookie.js"></script>
<script type="text/javascript">
    $(function () {

        if($.cookie('ACTIVITY_AJAX_PAGESIZE')>0){
            $("#commonselect option").remove();
            var arr = new Array(5,10,12,15,20,30,50,100);
            for(var i=0;i<arr.length;i++){
                //alert(arr[i]);
                if(arr[i] == $.cookie('ACTIVITY_AJAX_PAGESIZE')){
                    $("#commonselect").append("<option selected='selected' value="+arr[i]+'>'+arr[i]+'</option>');
                }else{
                    $("#commonselect").append('<option value='+arr[i]+'>'+arr[i]+'</option>');

                }

            }
            //用完后删除cookie,即页面加载完毕后
            $.cookie('ACTIVITY_AJAX_PAGESIZE', '', { expires: -1 }); // 删除 cookie
        }

        $("#commonselect").live('change',function(){
            $.cookie('ACTIVITY_AJAX_PAGESIZE',$(this).val(),{expires:365,path:'/'});
            window.location.reload();//刷新当前页面.
        });
    });
</script>