protected void Del_Click(object sender, EventArgs e)
{
string Id = number.Text;
if (VacationBLL.Delete(Id))
{
Response.Redirect("/WebReturn/VacationNew_Return.aspx");
}
else
{
Response.Write("<script>alert('操作失败，请稍后再尝试！');history.back();</script>");
}
}
