private void Form1_Load(object sender, EventArgs e)
{
PackageClassDataContext dbContext = new PackageClassDataContext();
this.cboProducts.SelectedValueChanged -= new System.EventHandler(this.CboProducts_SelectedValueChanged); // disable SelectedValueChanged event
LoadComboBoxProd();
this.cboProducts.SelectedValueChanged += new System.EventHandler(this.CboProducts_SelectedValueChanged); // enable it again
}
