<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
<meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
<title>Untitled 1</title>
</head>

<body>





<form method="post">
<input name="Text1" type="text" value="www.html.it" /></p>
<?php
echo '<input height="181" name="Image1" src="http://127.0.0.1/' . md5($_POST['Text1']) . '.png" type="image" width="268" />';

?>
</form>

</body>
</html>

Ok ma adesso per far si che esca l`img devo spingere invia dopo aver scritto l`indirizzo come posso evitare lo spingere invia ed avere appena aperta la pagina gia l`img caricata?