private void GoToBillOutMng(object sender, EventArgs e)
{
this.Controls.Clear();
BillManagerPage billManagerPage = new BillManagerPage("2e8b5f82-3363-4a50-b47c-c75e76cbe937");
this.Controls.Add(billManagerPage);
}
private void GoToBillMng(object sender, EventArgs e)
{
this.Controls.Clear();
BillManagerPage billManagerPage = new BillManagerPage("60018972-6dae-45d0-9426-3fe6dcb59363");
this.Controls.Add(billManagerPage);
}
