$(function(){
$('#upload_button').hide();
});

function submitFileForm(fileName, fileSize, updatedAt, contentType) {
$('#file_file_name_input').val(fileName);
$('#file_file_size_input').val(fileSize);
$('#file_update_at').val(updatedAt);
$('#file_content_type').val(contentType);
$('#upload_form').submit();
}