{
                "startDate":"<?php print strftime($date_format, strtotime($event->field_date['und'][0]['value'])); ?>",
                "headline":"<?php print $event->title; ?>",
                "text":"<?php print timelinejs_strip($event->body['und'][0]['value']); ?>",
<?php if (isset($event->field_tag) && isset($event->field_tag['und'][0]['value'])) { ?>
                "tag":"<?php print $event->field_tag['und'][0]['value']; ?>",
<?php } ?>
                "asset":
                {
<?php if (!empty($event->field_embed)) { ?>
                    "media":"<?php print file_create_url($event->field_embed['und'][0]['uri']); ?>",
                    "credit":"",
                    "caption":""
<?php } else if (!empty($event->field_image)) { ?>
                    "media":"<?php print file_create_url($event->field_image['und'][0]['uri']); ?>",
                    "credit":"<?php if (isset($event->field_image['und'][0]['alt'])) { print timelinejs_strip($event->field_image['und'][0]['alt']); } ?>",
                    "caption":"<?php if (isset($event->field_image['und'][0]['title'])) { print timelinejs_strip($event->field_image['und'][0]['title']); } ?>"
<?php } else { ?>
                    "media":"",
                    "credit":"",
                    "caption":""
<?php } ?>
                }
            }