function submission_comment_logged_in() {
    $('submission-rating-done').onClick(function () {
        $('submission-rating').hide();
        $('submission-comment').fade('in'); 
    })

    $('submission-comment-start').onClick(function () {
        $('submission-comment-start').replace($('comment-rating-form'));
        $('comment-rating-form').fade('in');
    })
}

function clear_input(details) {
    if(!details.cleared) {
        details.value = '';
        details.cleared = true;
    }
}