foto uploaden fout

<?php
if(isset($_POST['categorie']))
{
	if(isset($_POST['upload']))
	{
			$map = $_POST['categorie'];
			if(is_uploaded_file($map.$_FILES['afbeelding']['tmp_name']))
			{
				mysql_query("INSERT INTO plaatjes (afbeelding, titel, categorie) VALUES ('".$_POST['afbeelding']."', '".$_POST['titel']."', '".$_POST['categorie']."')");
				echo "Gelukt!";
			}
			else
			{
				echo "Mislukt";
			}
	}
	else
	{
	?>
	<form name="form2" method="post" action="">
	  <table width="650" border="0">
        <tr>
          <td>Plaatje:</td>
          <td><input type="file" name="afbeelding" class="form"></td>
        </tr>
        <tr>
          <td>Titel:</td>
          <td><input name="titel" type="text" id="titel" class="form"></td>
        </tr>
        <tr>
          <td><input name="upload" type="submit" id="upload" value="Upload" class="form"></td>
          <td>&nbsp;</td>
        </tr>
      </table>
</form>
<?php
	}
}
else
{
	?>	
<br>
<div id="titelpagina">Plaatje Toevoegen</div> <br>
<form name="form1" method="post" action="">
	  <table width="650" border="0">
        <tr>
          <td width="101">Categorie:</td>
          <td width="539">		  <select name="categorie" id="categorie" class="form">
			<?php
		  	$query_cat = mysql_query("SELECT * FROM categorie_pl");
			while($c = mysql_fetch_assoc($query_cat))
			{
				echo "<option value='".$c['titel']."'>".$c['titel']."</a>";
			}
		?>
          </select>		  </td>
        </tr>
        <tr>
          <td><input name="categorie" type="submit" id="categorie" value="Kies" class="form"></td>
          <td>&nbsp;</td>
        </tr>
      </table>
</form>
<?php
}
?>

<?php
if(isset($_POST['categorie']))
{
	if(isset($_POST['upload']))
	{
			$map = $_POST['categorie'];
			if(is_uploaded_file($map.$_FILES['afbeelding']['tmp_name']))
			{
				mysql_query("INSERT INTO plaatjes (afbeelding, titel, categorie) VALUES ('".$_POST['afbeelding']."', '".$_POST['titel']."', '".$_POST['categorie']."')");
				echo "Gelukt!";
			}
			else
			{
				echo "Mislukt";
			}
	}
	else
	{
	?>
	<form name="form2" method="post" action="">
	  <table width="650" border="0">
        <tr>
          <td>Plaatje:</td>
          <td><input type="file" name="afbeelding" class="form"></td>
        </tr>
        <tr>
          <td>Titel:</td>
          <td><input name="titel" type="text" id="titel" class="form"></td>
        </tr>
        <tr>
          <td><input name="upload" type="submit" id="upload" value="Upload" class="form"></td>
          <td>&nbsp;</td>
        </tr>
      </table>
</form>
<?php
	}
}
else
{
	?>	
<br>
<div id="titelpagina">Plaatje Toevoegen</div> <br>
<form name="form1" method="post" action="">
	  <table width="650" border="0">
        <tr>
          <td width="101">Categorie:</td>
          <td width="539">		  <select name="categorie" id="categorie" class="form">
			<?php
		  	$query_cat = mysql_query("SELECT * FROM categorie_pl");
			while($c = mysql_fetch_assoc($query_cat))
			{
				echo "<option value='".$c['titel']."'>".$c['titel']."</a>";
			}
		?>
          </select>		  </td>
        </tr>
        <tr>
          <td><input name="categorie" type="submit" id="categorie" value="Kies" class="form"></td>
          <td>&nbsp;</td>
        </tr>
      </table>
</form>
<?php
}
?>