Spero che sia quello che volevi...
Graficamente è da sistemare!
Codice PHP:
<?php

$youraddress 
"pippo@pippo.com"// Your e-mail address - duh
$subject_prefix "[CONTACT] "// What you want the subjects to be prefixed with - can be left blank
$timeoffset "0"// How many hours you are off your server

$message stripslashes(strip_tags($_POST['message']));

function 
emailform() {

global 
$message

// You can make this form look like whatever you want. All it needs
// to have are fields for "name", "email", "subject" and "message".
// The following is just a very simple one you can use or modify.
?><form name="emailform" method="post" action="<?php echo $PHP_SELF ?>">

<table width="380" border="0" cellspacing="0"><tr><td width="608">

<fieldset>
<font size="2" face="verdana">
<legend>[b]Messaggio[/b]</legend>
<textarea name="message" id="message" cols="57" rows="7" tabindex="4"><?php echo $message?></textarea>
</font>
</fieldset>

</td>
</tr><tr height=10><td><font size="2" face="verdana"> </font></td>
</tr><tr><td>

<fieldset>
<font size="2" face="verdana">
<legend></legend>
<input type="submit" name="submit" value=" E-Mail Me! ">
</font>
</fieldset>

</td>
</tr>
</table>
</form>

<?php }

if (
$_POST['submit'] || isset($_POST['submit'])) {
    if (
$message == "" || !isset($message)) {
    echo 
"

[b]Il campo messaggio è obbligatorio![/b]</p>"
;
    
emailform();
} else {
$time time()+$timeoffset*3600;
$url "http://".$_SERVER['SERVER_NAME'].$_SERVER['REQUEST_URI'];

$message "
<html>
<head>
<title>E-Mail Sent From "
.$url."</title>
</head>
<body>
The following was sent from <a href=\""
.$url."\">".$url."</a>:



[b]Subject:[/b] "
.$subject_prefix."

[b]User's IP Address:[/b] "
.$_SERVER['REMOTE_ADDR']."

[b]Sent At:[/b] "
.date("l, F jS, Y h:i:s A",$time)."



[b]Message:[/b]



"
.nl2br($message)."
</body>
</html>"
;

$headers "MIME-Version: 1.0\r\n";
$headers .= "Content-type: text/html; charset=iso-8859-1\r\n";

mail($youraddress,$subject_prefix,$message,$headers) or die("Sorry, there was an error when sending the e-mail.
Please contact <a href=\"mailto:"
.$youraddress."\">".$youraddress."</a>");

echo 
"E-mail successfully sent!";

}
} else {
echo 
"

[b]Campo messaggio obbligatorio[/b]</p>"
;
emailform();
}

?>