File list (Check if you may need any files):
selectCourse
............\App_Code
............\........\teacherCourse.cs
............\App_Data
............\Controls
............\........\left.ascx
............\........\left.ascx.cs
............\Images
............\......\002.gif
............\......\002.jpg
............\......\012.jpg
............\......\022.jpg
............\......\032.jpg
............\......\042.jpg
............\......\1080.jpg
............\......\109.jpg
............\......\2002.jpg
............\......\2003.jpg
............\......\201.jpg
............\......\202.jpg
............\......\203.jpg
............\......\204.jpg
............\......\2040.jpg
............\......\205.jpg
............\......\2050.jpg
............\......\206.jpg
............\......\ADD.GIF
............\......\CONFIRM.GIF
............\......\Can.gif
............\......\Close.GIF
............\......\FangKuai.gif
............\......\Login.GIF
............\......\QUERY.GIF
............\......\RESET.GIF
............\......\RETURN.GIF
............\......\SubmitScore.GIF
............\......\background.jpg
............\......\jingxuan087.jpg
............\......\mm.gif
............\......\movetool1.gif
............\......\movetoolright1.gif
............\......\name.gif
............\......\online_left.gif
............\......\online_middle.gif
............\......\online_right.gif
............\......\ws_001.gif
............\......\ws_002.gif
............\......\大背景.png
............\......\背景.jpg
............\......\虚线2.JPG
............\Login.aspx
............\Login.aspx.cs
............\Main.aspx
............\Main.aspx.cs
............\ModifyPwd.aspx
............\ModifyPwd.aspx.cs
............\Web.Config
............\adminCourse.aspx
............\adminCourse.aspx.cs
............\adminCourseDetails.aspx
............\adminCourseDetails.aspx.cs
............\adminStudentAdd.aspx
............\adminStudentAdd.aspx.cs
............\adminStudentDetails.aspx
............\adminStudentDetails.aspx.cs
............\adminStudentScore.aspx
............\adminStudentScore.aspx.cs
............\adminTeacherAdd.aspx
............\adminTeacherAdd.aspx.cs
............\adminTeacherDetails.aspx
............\adminTeacherDetails.aspx.cs
............\courseDetail.aspx
............\courseDetail.aspx.cs
............\selectCourse.sln
............\selectCourse.suo
............\studentElect.aspx
............\studentElect.aspx.cs
............\teacherQueryElect.aspx
............\teacherQueryElect.aspx.cs
............\teacherSubmitScore.aspx
............\teacherSubmitScore.aspx.cs
............\在线选课系统数据库
............\..................\ElectClass.mdf
............\..................\ElectClass_log.ldf