Uncaught TypeError: $(...).uploadifive is not a function

<script type="text/javascript">
<?php $timestamp = time();?>
$(function() {
$('#file_upload').uploadifive({
'auto'             : false,
//'fileTypeExts'     : '*.gif',
'formData'         : {
   'timestamp' : '<?php echo $timestamp;?>',
   'token'     : '<?php echo md5('unique_salt' . $timestamp);?>'
                     },
'queueID'          : 'queue',
'uploadScript'     : 'config/upload.php?islem=gif',
'onUploadComplete' : function(file, data) {
                console.log(data);
                }
});
});
</script>