SELECT og UPDATE i samme ark?

Kode 

<?

$db = mysql_connect("", "", "");
mysql_select_db("", $db);

if($_POST['submit'])
{
	mysql_query("UPDATE `indhold` SET overskrift = '".$_POST['nyoverskrift']."', tekst = '".$_POST['nytekst']."' WHERE menu = 'projects'") or die(mysql_error());
}
else
{
	$foresp1 = mysql_query("SELECT * FROM indhold WHERE menu='projects'") or die(mysql_error());
	
	while($gammeldata = mysql_fetch_array($foresp1))
	{

	?>

	<form method="post" action="<? echo $_SERVER['PHP_SELF']; ?>">
		overskrift:<BR>
		<textarea type="text" name="nyoverskrift">
			<? echo $gammeldata['overskrift']; ?>
		</textarea>
		<br>
		tekst:
		<br>
		<textarea name="nytekst">
			<? echo $gammeldata['tekst']; ?>
		</textarea>
		<input type="submit" name="submit" value="skriv">
	</form>

	<?

	}

}
?>

Kode 

<?
$db = mysql_connect("", "", "");
mysql_select_db("", $db);

if($_POST['submit'])
{
	mysql_query("UPDATE 'indhold' SET overskrift = '".$_POST['nyoverskrift']."', tekst = '".$_POST['nytekst']."' WHERE menu = 'projects'") or die(mysql_error());
}
else
{
	$foresp1 = mysql_query("SELECT * FROM indhold WHERE menu='projects'") or die(mysql_error());

	while($gammeldata = mysql_fetch_array($foresp1))
	{

	?>

	<form method="post" action="<? echo $_SERVER['PHP_SELF']; ?>">
		overskrift:<BR>
		<textarea type="text" name="nyoverskrift">
			<? echo $gammeldata['overskrift']; ?>
		</textarea>
		<br>
		tekst:
		<br>
		<textarea name="nytekst">
			<? echo $gammeldata['tekst']; ?>
		</textarea>
		<input type="submit" name="submit" value="skriv">
	</form>

	<?

	}

}
?>

Kode 

<?

$db = mysql_connect("192.168.1.3", "cjstudios", "batman");
mysql_select_db("cjstudios", $db);

if($_POST['submit'])
{
	mysql_query("UPDATE indhold SET `overskrift` = '".$_POST['nyoverskrift']."', `tekst` = '".$_POST['nytekst']."' WHERE `menu` = 'projects'") or die(mysql_error());
}
else
{
	$foresp1 = mysql_query("SELECT * FROM indhold WHERE menu = 'projects'") or die(mysql_error());

	$gammeldata = mysql_fetch_array($foresp1);

	?>

	<form method="post" action="<? echo $_SERVER['PHP_SELF']; ?>">
		overskrift:<BR>
		<textarea type="text" name="nyoverskrift">
			<? echo $gammeldata['overskrift']; ?>
		</textarea>
		<br>
		tekst:
		<br>
		<textarea name="nytekst">
			<? echo $gammeldata['tekst']; ?>
		</textarea>
		<input type="submit" name="submit" value="skriv">
	</form>

	<?

	}
?>