codice:
test.php
<html>
<head>
</head>
<body bgcolor=white>
<form action="test1.php" method=post>
<textarea rows=7 colums=70 name="mesg"></textarea>
<input type=submit name=submit>
</form>
</body>
</html>

test1.php
<html>
<head>
</head>
<body bgcolor=white>
<?php
if (isset($_POST['submit'])) {
    print stripslashes($_POST['mesg']);
}
?>
<form action="test2.php" method=post>
<input type=hidden name=mesg1 value="<?php
echo urlencode(stripslashes($_POST['mesg']));
?>">
<input type=submit name=submit>
</form>
</body>
</html>


test2.php
<html>
<head>
</head>
<body bgcolor=white>
<?php
if (isset($_POST['submit'])) {
    print urldecode($_POST['mesg1']);
}
?>
</body>
</html>
scusa andr3a avevo il post aperto