function error

<?
/*PERONAL MESSAGES*/
function pm_inbox()
{
$PMQuery = mysql_query("SELECT * FROM pm WHERE ontvanger='".$_SESSION['username']."' AND trash='0' ORDER BY gelezen ASC");
?>
<table width="80%"  border="1" cellspacing="0" cellpadding="0" align="center" bordercolor="#0AC8EC" class="box_tekst">
<tr>
<td background="images/box_bg.png" class="box_titel">&nbsp;<img src="images/box_item.png" align="absmiddle">&nbsp;Persoonlijke Berichten: Inbox</td>
</tr>
<tr>
<td>
<table width="100%" border="0" cellspacing="6" class="box_tekst">
<tr>
<td width="5%">Nr</td>
<td width="40%">Onderwerp</td>
<td width="30%">Verzender</td>
<td  width="20%">Datum</td>
<td width="5%">Delete</td>
</tr>
<?php
while($M = mysql_fetch_assoc($PMQuery))
{
?>
<tr>
<td width="5%">
<?php 
if($M['gelezen'] == 0)
{ 
echo "<img src=\"images/pm_unread.gif\" alt=\"Nog niet gelezen\">"; 
}
else
{ 
echo "<img src=\"images/pm_read.gif\" alt=\"Gelezen\">"; 
} 
?>
</td>
<td width="40%"><a href="?page=account&action=pm_read&id=<?php echo $O['id']; ?>"><?php echo $M['onderwerp']; ?></a></td>
<td width="30%"><?php echo $M['verzender']; ?></td>
<td  width="20%"><?php echo $M['datum']; ?></td>
<td width="5%"><a href="?page=account&action=pm_delete=1&id=<?php echo $M['id']; ?>">Verwijderen</a></td>
</tr>
}
</table>
</td>
</tr>
</table>
<?php 
}
?>

<?
/*PERONAL MESSAGES*/
function pm_inbox()
{
$PMQuery = mysql_query("SELECT * FROM pm WHERE ontvanger='".$_SESSION['username']."' AND trash='0' ORDER BY gelezen ASC");
?>
<table width="80%"  border="1" cellspacing="0" cellpadding="0" align="center" bordercolor="#0AC8EC" class="box_tekst">
<tr>
<td background="images/box_bg.png" class="box_titel">&nbsp;<img src="images/box_item.png" align="absmiddle">&nbsp;Persoonlijke Berichten: Inbox</td>
</tr>
<tr>
<td>
<table width="100%" border="0" cellspacing="6" class="box_tekst">
<tr>
<td width="5%">Nr</td>
<td width="40%">Onderwerp</td>
<td width="30%">Verzender</td>
<td  width="20%">Datum</td>
<td width="5%">Delete</td>
</tr>
<?php
while($M = mysql_fetch_assoc($PMQuery))
{
?>
<tr>
<td width="5%">
<?php 
if($M['gelezen'] == 0)
{ 
echo "<img src=\"images/pm_unread.gif\" alt=\"Nog niet gelezen\">"; 
}
else
{ 
echo "<img src=\"images/pm_read.gif\" alt=\"Gelezen\">"; 
} 
?>
</td>
<td width="40%"><a href="?page=account&action=pm_read&id=<?php echo $O['id']; ?>"><?php echo $M['onderwerp']; ?></a></td>
<td width="30%"><?php echo $M['verzender']; ?></td>
<td  width="20%"><?php echo $M['datum']; ?></td>
<td width="5%"><a href="?page=account&action=pm_delete=1&id=<?php echo $M['id']; ?>">Verwijderen</a></td>
</tr>
}
</table>
</td>
</tr>
</table>
<?php 
}
?>