<%@  language="VBScript" %>
<html>
<head>   
</head>
<body>    
<% 
FromName=request.Form("FromName")
EmailFrom=request.Form("EmailFrom")
EmailTo="sales@trisys.com.my"
'request.Form("EmailTo")
CC=request.Form("CC")
Subject=request.Form("Subject")
Important=request.Form("Important")
Content=request.Form("Content")
myType=request.QueryString("myType")
'CC="trisys@trisys.com.my"
Important="1"
' Declare Variables 
Dim objNewMail, strFilePath 
' Create Instance of NewMail Object 
Set objNewMail = Server.CreateObject("CDO.Message")
' Set Email Priority (1 = Normal) 
objNewMail.Importance = 1 
' Send plain text email 
objNewMail.BodyFormat = 1 
' Senders email address 
objNewMail.From = EmailFrom
' Recipients email address 
objNewMail.To = EmailTo
'objNewMail.CC = CC
' Email Subject 
objNewMail.Subject = Subject
' Email Body 
objNewMail.TextBody = "From:" & FromName & " " & vbcrlf & "Email:" & 
mailFrom & 
vbcrlf & Content
' Send Email 
objNewMail.Send() 
' Destroy object to release it from memory 
Set objNewMail = Nothing 
'response.Write "send to:" & strEmailTo
'response.End
response.Redirect("Result.asp?myType=" & myType & "&AppMsg=<div align=center>
<font color=gray size=2><b><p><p><p>THANK YOU<br>Your enquiry has been sent 
viaemail.<br>We will contact you as soon as possible.</b></font></div>") 
%>
Above is the code from enquiry.asp from my company website which I assume nobody have check it for a long time. and when I try to edit it, the email won't even work. So I am aware this is because of CDONT. So I need someone to help or guide me in changing it to CDOSYS. 
Hope you guys can help me.
this is the error that i get after i click submit at Enquiry page on the website
enter image description here
i already try to check the custom error documents button in my plesk.is this what you guys mean?by this message what it trying to say exactly?
 
     
    