private void GetUserFollower()
 {
     if (Session["login"] == null && Session["UserName"] == null && Session["AccountID"] == null)
     {
         var _clsGetUserFollower = new BllUser();
         if (String.IsNullOrEmpty(txtSearchFriend.Value))
         {
             var _dtGetUserFollower = _clsGetUserFollower.GetUser(string.Empty);
             if (_dtGetUserFollower != null && _dtGetUserFollower.Rows.Count > 0)
             {
                 ListViewAll.DataSource = _dtGetUserFollower;
                 ListViewAll.DataBind();
                 ListViewAll.Visible = true;
             }
             else
             {
                 ListViewAll.Visible = false;
             }
         }
         else
         {
             var _dtGetUserFollower = _clsGetUserFollower.GetUser(txtSearchFriend.Value);
             if (_dtGetUserFollower != null && _dtGetUserFollower.Rows.Count > 0)
             {
                 ListViewAll.DataSource = _dtGetUserFollower;
                 ListViewAll.DataBind();
                 ListViewAll.Visible = true;
             }
             else
             {
                 ListViewAll.Visible = false;
             }
         }
     }
     else
     {
         var _clsGetUserFollower = new BllUser();
         if (String.IsNullOrEmpty(txtSearchFriend.Value))
         {
             var _dtGetUserFollower = _clsGetUserFollower.GetUserFollower(string.Empty,
                                                                          (Session["AccountID"].ToString()));
             if (_dtGetUserFollower != null && _dtGetUserFollower.Rows.Count > 0)
             {
                 ListViewAll.DataSource = _dtGetUserFollower;
                 ListViewAll.DataBind();
                 ListViewAll.Visible = true;
             }
             else
             {
                 ListViewAll.Visible = false;
             }
         }
         else
         {
             var _dtGetUserFollower = _clsGetUserFollower.GetUserFollower(txtSearchFriend.Value,
                                                                          (Session["AccountID"].ToString()));
             if (_dtGetUserFollower != null && _dtGetUserFollower.Rows.Count > 0)
             {
                 ListViewAll.DataSource = _dtGetUserFollower;
                 ListViewAll.DataBind();
                 ListViewAll.Visible = true;
             }
             else
             {
                 ListViewAll.Visible = false;
             }
         }
     }
 }