";
	echo "| Login | Logout | Tempo | Descrizione | 
|---|
";
	do 
	{
		//string substr(string string, int start, int [length]);
			
		if ($myrow["logout"] != "0000-00-00 00:00:00")
		{
			$tempo = differenza($myrow["login"], $myrow["logout"]);
			$tot = somma_tempo($tot, $tempo);
			$login = substr($myrow["login"], 8,2) ."/". substr($myrow["login"], 5,2) ."/" .substr($myrow["login"], 0,4)." ".substr($myrow["login"], 11);
			$logout = substr($myrow["logout"], 8,2) ."/". substr($myrow["logout"], 5,2) ."/" .substr($myrow["logout"], 0,4)." ".substr($myrow["logout"], 11);
			if ($myrow[modifica] == 'si')
				$mod = "Cancella";
			else
				$mod = " | ";
			if ($riga == true)
			{
				echo "
 | | $login | $logout | $tempo | ".$myrow["descrizione"]."$mod | 
";
				//echo "| $login | $logout | $tempo | 
";
				$riga = false;
			}
			else
			{
				echo "| $login | $logout | $tempo | ".$myrow["descrizione"]."$mod | 
";
				$riga = true;
			}
			$num++;
		}
	}
	while ($myrow = mysql_fetch_array($result));
	if ($num != 0)	echo "| 
 | 
| $num accessi - tempo totale $tot | 
";
	echo "
";
}	
else
{
	echo "