private void BindUserDropdown() { CourseModule course = new CourseModule(); //SiteUser users = new SiteUser(); List <SiteUser> users = SiteUser.LoadInstructors(SiteId); List <Role> roles = Role.GetbySite(SiteId).Where(t => t.IsC21Role).ToList(); List <Audience> audience = course.LoadAudienceFromReader(); cblAudience.DataSource = audience; cblAudience.DataBind(); DataTable dt = MasterDatas.SelectMasterDataForCourse(1); ddlLeadInstructor.DataSource = dt; ddlLeadInstructor.DataBind(); ddlLeadInstructor.Items.Insert(0, Resources.Resource.DropDownPleaseSelect); DataTable dtCourLength = MasterDatas.SelectMasterDataForCourse(2); ddlCourseLength.DataSource = dtCourLength; ddlCourseLength.DataBind(); ddlCourseLength.Items.Insert(0, Resources.Resource.DropDownPleaseSelect); DataTable dturlName = MasterDatas.SelectMasterDataForCourse(3); ddlUrlName.DataSource = dturlName; ddlUrlName.DataBind(); ddlUrlName.Items.Insert(0, Resources.Resource.DropDownPleaseSelect); cblFilterCategory.DataSource = roles; cblFilterCategory.DataBind(); ddlFilterforGridSearch.DataSource = roles; ddlFilterforGridSearch.DataBind(); ddlFilterforGridSearch.Items.Insert(0, Resources.Resource.DropDownAllRoles); }