private void btnAddNewFoods2_Click(object sender, EventArgs e)
{
AddNewFood addFood = AddNewFood.getInstance();
this.Hide();
addFood.Show();
}
private void btnEditfoodCard_Click(object sender, EventArgs e)
{
//getting the card id
String cardId = this.cardId;
AddNewFood addNwFood = AddNewFood.getInstance();
addNwFood.editcategory(cardId);
addNwFood.Show();
this.Hide();
}