protected void btnAdd_Click(object sender, EventArgs e)
 {
     OSAEObjectTypeManager.ObjectTypeClone(txtName.Text, hdnSelectedObjectName.Text);
     txtName.Text              = "";
     txtDescr.Text             = "";
     chkOwner.Checked          = false;
     chkContainer.Checked      = false;
     chkSysType.Checked        = false;
     chkHideEvents.Checked     = false;
     ddlOwnedBy.SelectedValue  = "";
     ddlBaseType.SelectedValue = "";
     loadObjectTypes();
 }