private void PopulateInventory()
 {
     Items itm = new Items();
     lblAll.Text = itm.CountAllItems().ToString();
     if (itm.CountAllItems() == 0)
     {
         listAll.Visible = false;
         listAll.Text = "";
     }
     lblNotEDL.Text = itm.CountEDLItems().ToString();
     if (itm.CountEDLItems() == 0)
     {
         listNotEDL.Visible = false;
         listNotEDL.Text = "";
     }
     lblFree.Text = itm.CountFreeItems().ToString();
     if (itm.CountFreeItems() == 0)
     {
         listFree.Visible = false;
         listFree.Text = "";
     }
     lblRefrigerated.Text = itm.CountRefrigeratedItems().ToString();
     if (itm.CountRefrigeratedItems() == 0)
     {
         listRefrigerated.Visible = false;
         listRefrigerated.Text = "";
     }
     lblPediatric.Text = itm.CountPediatricItems().ToString();
     if (itm.CountPediatricItems() == 0)
     {
         listPediatric.Visible = false;
         listPediatric.Text = "";
     }
 }