function setReaction(parent_id)
{
    // We gaan eerst kijken of het element bestaat
    if(document.blogform)
    {
        if(document.blogform.parent)
        {
            document.blogform.parent.value = parent_id;
            window.scrollBy(0, 999999);
        } else {
            window.scrollBy(0, 999999);
        }
    } else {
        window.scrollBy(0, 999999);
        if(document.getElementById("bottomMessage"))
        {
            if(document.getElementById("bottomMessage").style.display=='none')
            {
                document.getElementById("bottomMessage").style.display = 'block';
            }
        }
    }
}