Getimagesize probeem

<?php do { ?>
          <?php	//image size test 
		  
$fotomap = "fotos/";
//fotomap + recordset
$foto .= $fotomap . $row_Recordset1['picurl'];
//Image size owne
list($width, $height, $type, $attr) = getimagesize($foto);
echo $width;
?> 	  
<a href="#" onClick="javascript:window.open('fotos/<?php echo $row_Recordset1['picurl']; ?>', 'pop1win', 'toolbar=no scrollbars=no width=<?php echo $width; ?>,height=<?php echo $height; ?>')"><img src="thumbs/<?php echo $row_Recordset1['thumburl']; ?>" width="75" height="100" border="0"></a><br>        </td>
      </tr>
      </table>
  <?php } while ($row_Recordset1 = mysql_fetch_assoc($Recordset1)); ?>

<?php do { ?>
          <?php	//image size test 
 
$fotomap = "fotos/";
//fotomap + recordset
$foto .= $fotomap . $row_Recordset1['picurl'];
//Image size owne
list($width, $height, $type, $attr) = getimagesize($foto);
echo $width;
?> 	  
<a href="#" onClick="javascript:window.open('fotos/<?php echo $row_Recordset1['picurl']; ?>', 'pop1win', 'toolbar=no scrollbars=no width=<?php echo $width; ?>,height=<?php echo $height; ?>')"><img src="thumbs/<?php echo $row_Recordset1['thumburl']; ?>" width="75" height="100" border="0"></a><br>        </td>
      </tr>
      </table>
  <?php } while ($row_Recordset1 = mysql_fetch_assoc($Recordset1)); ?>