麻烦大家帮我看看在dreamweaver里这段代码是怎么生成的

[aoyux]

<%
' *** Redirect if StudnetNum exists
If (strStudentNum <> "") Then
MM_dupKeyRedirect="InfoModify.asp"
MM_rsKeyConnection=MM_StudentConn_STRING
MM_dupKeyUsernameValue = strStudentNum
MM_dupKeySQL="SELECT StudentNum FROM StudentInfo WHERE StudentNum='" & MM_dupKeyUsernameValue & "'"
MM_adodbRecordset="ADODB.Recordset"
set MM_rsKey=Server.CreateObject(MM_adodbRecordset)
MM_rsKey.ActiveConnection=MM_rsKeyConnection
MM_rsKey.Source=MM_dupKeySQL
MM_rsKey.CursorType=0
MM_rsKey.CursorLocation=2
MM_rsKey.LockType=3
MM_rsKey.Open
If Not MM_rsKey.EOF Or Not MM_rsKey.BOF Then
' the username was found - can not add the requested username
MM_qsChar = "?"
If (InStr(1,MM_dupKeyRedirect,"?") >= 1) Then MM_qsChar = "&"
MM_dupKeyRedirect = MM_dupKeyRedirect & MM_qsChar & "StudentNum=" & MM_dupKeyUsernameValue & "&Err=True"
Response.Redirect(MM_dupKeyRedirect)
End If
MM_rsKey.Close
End If
%>