?>
</h3>
											<table>
											<tr>
												<td style="width: 250px">
													<label for="wpdatatables_mysql_tables"><span><?php 
_e('Choose the tables that should provide the data to your table', 'wpdatatables');
?>
</span></label>
												</td>
												<td>
                                                                                                        <div class="uploader">

                                                                                                            <select id="wpdatatables_mysql_tables" multiple="true">
                                                                                                                    <?php 
foreach (wpDataTableConstructor::listMySQLTables() as $mysql_table) {
    ?>
                                                                                                                    <option value="<?php 
    echo $mysql_table;
    ?>
"><?php 
    echo $mysql_table;
    ?>
</option>
                                                                                                                    <?php 
}
?>
                                                                                                            </select>
                                                                                                            
                                                                                                        </div>
												</td>
/**
 * Delete a column from a manually created table
 */
function wpdatatables_delete_manual_column()
{
    $table_id = filter_var($_POST['table_id'], FILTER_SANITIZE_NUMBER_INT);
    $column_name = filter_var($_POST['column_name'], FILTER_SANITIZE_STRING);
    wpDataTableConstructor::deleteManualColumn($table_id, $column_name);
    exit;
}