if (isset($_SESSION['guest']) || $_SESSION['guest']) {
echo "<tr><td colspan='4'><span class='error'>Sorry, you don't have permission for this site! If you want to search for existing DNA data please use the Search function!</span></td></tr>"; }
<tr><td colspan="3"><h3>Listed below are empty parameters in your DNA database. If you want to see the individual records please select individual checkboxes and submit "Show details".</h3></td></tr>
<th>Parameter</th><th>Details</th><th>Select</th>
<tr>
<td id="DescriptionBlack">
DNA Extraction Number: *</td>
<td id="entry">
<?php
$sql1 = 'SELECT ID_DNA FROM dnabanknumbers WHERE (Dna_Bank_Number = "" OR Dna_Bank_Number IS NULL)';
if (isset($_SESSION['project']) || $_SESSION['project']) {