function send_comment(event){
    wait_comments();
    a=event.target.parentNode;
    c=a[0];
    c=c.value.escapeHTML();
    c='text='+encodeURIComponent(c);
    new Ajax.Request(a.action, {
        method: 'post',
        parameters: c,
        onSuccess: function(transport) {
            if(transport.responseText=='OK'){
                get_comments();
            }else{
                alert('Jar Jar boom!');
                get_comments();
            }

        }
    });
}
function get_comments(){
    wait_comments();
    new Ajax.Request(encodeURI('/comment/show/'+id), {
        method: 'post',
        parameters: 'action=get&controller='+controller+'&id='+id,
        onSuccess: function(transport){
            var text=transport.responseText;
            write_comments(text);
        }
    });
}

function write_comments(text){
    $('comments').update('<p>Komentarze:</p>');
    $('comments').update(''+text);
    
}
function wait_comments(){
    $('comments').update('<img alt="\u0141aduj\u0119 komentarze" src="/img/generator.gif" />');
}