function mkdir_recall(id,name){
    folder.add(id,name)
    folder.add_exist_blog(id)
}
function change_folder_recall(action,tag_id,blog_id){
    if(action=="remove"){
        if($(".blog_"+blog_id).length==1){
            var o=unread_num.get(".blog_"+blog_id)
            add_blog(blog_id,$(".blog_"+session.id)[0].firstChild.data,o.value)
        }
        folder.remove_blog(tag_id,blog_id)
    }
    else{
        folder.add_exist_blog(tag_id)
    }
}