protected void btnAdd_Click(object sender, EventArgs e) { if (bm.CheckBusyworkTime(txtBusyworkTime.Text.ToString(), Request.QueryString["courseid"].ToString()) == true) { if (CheckTime() == true) { if (FUL.HasFile) { bm.TeacherUploadBusywork(txtBusyworkTime.Text.ToString(), Request.QueryString["courseid"].ToString(), bm.GetTimeString(DropDownList1.SelectedValue, DropDownList2.SelectedValue, DropDownList3.SelectedValue)); UploadFile(txtBusyworkTime.Text.ToString()); bm.AddGradeList(txtBusyworkTime.Text.ToString(), Request.QueryString["courseid"].ToString()); } else { Response.Write("<Script language='JavaScript'>alert('" + "没有上传文件!" + "');</Script>"); } } else { Response.Write("<Script language='JavaScript'>alert('" + "时间已经过期!" + "');</Script>"); } } else { Response.Write("<Script language='JavaScript'>alert('" + "作业次数已经存在!" + "');</Script>"); } }