tieni! modificalo secondo le tue esigenze.

codice:
<%

Const bDeleteEntries = True


Dim bForce
bForce = Request.QueryString("force")

Dim strFile ' String variable to store the path / file we write to

strFile = Server.MapPath("guestbook.txt")


If Request.Form.Count = 0 Then
	' Display the entry form.
	%>
	<h3>Sign Our Guestbook:</h3>
	<form action="guestbook.asp" method="post">
	<table>
		<tr>
			<th align="right">Name:</td>
			<td><input type="text" name="name" size="15"></input></td>
		</tr>
		<tr>
			<th align="right">Comment:</td>
			<td><input type="text" name="comment" size="35"></input></td>
		</tr>
	</table>
	<input type="submit" value="Sign Guestbook!"></input>
	</form>

	


	<h3>Today's Comments:</h3>
	<!-- Instead of doing this in script, I simply include
			the guestbook file as is -->
	
	<%
Else

	Dim objFSO  'FileSystemObject Variable
	Dim objFile 'File Object Variable
	

	Set objFSO = Server.CreateObject("Scripting.FileSystemObject")

	Set objFile = objFSO.OpenTextFile(strFile, 8, True)


	objFile.Write ""
	objFile.Write Server.HTMLEncode(Request.Form("name"))
	objFile.Write ": "
	objFile.Write Server.HTMLEncode(Request.Form("comment"))
	objFile.Write "
"
	objFile.WriteLine ""
	

	objFile.Close
	Set objFile = Nothing
	Set objFSO = Nothing


	%>
	<H3>Your comments have been written to the file!</H3>
	Back to the guestbook
	<%
End If


If bDeleteEntries Then
	Set objFSO = Server.CreateObject("Scripting.FileSystemObject")
	Set objFile = objFSO.GetFile(strFile)
	If DateDiff("d", objFile.DateLastModified, Date()) <> 0 Or bForce <> "" Then
		Set objFile = Nothing		



		Set objFile = objFSO.CreateTextFile(strFile, True)


		objFile.Write "John: "
		objFile.WriteLine "I hope you like our guestbook!
"
		objFile.Close
	End If
	Set objFile = Nothing
	Set objFSO = Nothing
End If
%>