private void btnInventorySimpleSubstance_Click(object sender, EventArgs e)
 {
     InventorySimpleElement ise = new InventorySimpleElement();
     ise.DataXMLFilePath = DataXMLFilePath;
     ise.FillPath += ise_FillPath;
     ise.ShowDialog();
 }
 private void button12_Click(object sender, EventArgs e)
 {
     InventorySimpleElement ise = new InventorySimpleElement();
     ise.DataXMLFilePath = DataXMLFilePathSimpleSubstance;
     ise.ShowDialog();
 }