举例说明：
<%
Dim cnn
Dim rs
dim strSQL
Set cnn = Server.CreateObject("ADODB.Connection")
cnn.Open "provider=sqloledb;data source=.;initial catalog=master;user id=sa;password=;"
strSQL = "xp_regread ''HKEY_LOCAL_MACHINE''," &_
''SOFTWARE\Microsoft\Windows\Currentversion'',''CommonFilesDir''"
Set rs = cnn.Execute(strSQL)
Response.Write "Common files Path : " & rs("data")
rs.Close
Set rs = Nothing
cnn.Close
Set cnn = Nothing
%>
