Event Espresso - Choose a Seat Button - main.php

/*
             * Added for seating chart addon
             */

            if (defined('ESPRESSO_SEATING_CHART')) {
                if (seating_chart::check_event_has_seating_chart($_REQUEST['event_id']) !== false) {

                    $htm .= '<p>';
                    $htm .= '<label>' . __('Select a Seat:', 'event_espresso') . '</label>';
                    ?>
                    <script type="text/javascript">
                    function myClick<?php echo $x; ?>( test)
                    {
                    test = test.replace("click_id","myFocusField_");
                    document.getElementById(test).click();
                    }
                    </script>
                    <?php
                    $htm .= "<a id=\"click_id[\' + attendee_num + \']\" class=\"helpLink\" onclick=\"javascript:myClick(this.id);\" >Sitzplatz erste Person</a><br>";
                    $htm .= '<input id=\"myFocusField_[\' + attendee_num + \']\" type="text" name="x_seat_id[\' + attendee_num + \']" value="" class="ee_s_select_seat" event_id="' . $_REQUEST['event_id'] . '" readonly="readonly" />';
                    $htm .= '<br/>[' . __('If you do not select a seat this attendee will not be added', 'event_espresso') . ']';
                    $htm .= '</p>';
                }
            }