def recent_posts(update = False):
    key = "recent"
    posts,age = age_get(key)

    if posts is None or update:
        posts = db.GqlQuery("SELECT * FROM Post ORDER BY created DESC LIMIT 10")
        posts = list(posts)
        age_set(key,posts)
    return posts,age

def recent_posts(update = False,limit = 10):
    key = "recent"
    posts,age = age_get(key)

    if posts is None or update:
        posts = db.GqlQuery("SELECT * FROM Post ORDER BY created" +
                            	       "DESC LIMIT %s" % limit)
        posts = list(posts)
        age_set(key,posts)
    return posts,age