private void CheckCategorylvl2(int Lvl1Cat) { AdministrationEDSC.CategoryDTDataTable dt = new AdministrationDAC().RetrieveLv1Categories(Lvl1Cat); SortListItem(dt); listViewCatLvl2.Items.Clear(); if (dt.Count() != 0) { listViewCatLvl2.Items.Clear(); listViewCatLvl2.DataSource = dt; listViewCatLvl2.DataBind(); listViewCatLvl2.Visible = true; divL2SecCat.Visible = true; } else { listViewCatLvl2.Items.Clear(); listViewCatLvl2.Visible = false; divL2SecCat.Visible = false; } }