protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { if (Request.QueryString["UnFollow"] != null && Request.QueryString["PersonId"] != null) { int personId = Convert.ToInt32(Request.QueryString["UnFollow"]); int followerId = Convert.ToInt32(Request.QueryString["PersonId"]); followManager.UnFollow(personId, followerId); } else if (Request.QueryString["FollowerId"] != null && Request.QueryString["FollowerName"] != null && Request.QueryString["PersonId"] != null) { Follow follow = new Follow(); follow.PersonId = Convert.ToInt32(Request.QueryString["PersonId"]); follow.FollowerId = Convert.ToInt32(Request.QueryString["FollowerId"]); follow.FollowerName = Request.QueryString["FollowerName"]; followManager.SaveFollow(follow); } //pervious page if (Request.UrlReferrer != null) { Response.Redirect(Request.UrlReferrer.ToString()); } } }