ti posto tutto

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>Documento senza titolo</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<script language="JavaScript" type="text/JavaScript">
<!--
function controllo(f) {
var nome=f.cnome.value;
var citta=f.ccitta.value;
var commento=f.ccommento.value;
var mail=f.cmail.value;
if (nome=="") {
alert("Inserire il nome.");
return false;
}
if (citta=="") {
alert("Inserire la città.");
return false;
}
if (commmento=="") {
alert("Inserire il commento.");
return false;
}
if (mail.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/)==-1) {
alert("Inserire un indirizzo mail corretto.");
return false;
}
return true;
}


//-->
</script>
</head>

<body>
<form name="form1" method="post" action="segna.asp" onsubmit="return controllo(this);">
<table width="400" border="0" cellspacing="2" cellpadding="2">
<tr>
<td><font face="arial" size=2> *Nome: </font></td>
<td><input name="Name" type="text" id="Name" size=30></td>
</tr>
<tr>
<td><font face="arial" size=2>*Citt&agrave;: </font></td>
<td><input name="City" type="text" id="City" size=30></td>
</tr>
<tr>
<td><font face="arial" size=2>*Email: </font></td>
<td><input name="Email" type="text" id="Email" size=40></td>
</tr>
<tr>
<td><font face="arial" size=2>URL: </font></td>
<td><input name="URL" type="text" id="URL" value="http://" size=40></td>
</tr>
<tr>
<td><font face="arial" size=2>*Messaggio: </font></td>
<td><textarea name="Comments" cols=50 rows=5 wrap="virtual" id="Comments"></textarea></td>
</tr>
<tr>
<td></td>
<td>

<input name="submit" type="submit" value=" Invia ">
<input type="hidden" name="Flag" value=1>

<input name="reset" type="reset" value="Cancella"></td>
</tr>
</table>
</form>
</body>
</html>
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dove sbaglio???