showRightWarning = true;
      copyrightMsg = "Zawartosć strony oraz fotografie sa własnoscia osób tworzacych stronę.\n                          Wszelkie prawa zastrzeżone.";
           function rightclickAlert() {
                if (showRightWarning) {
                    window.alert(copyrightMsg);
                    showRightWarning = true;                    
                    return false;
                }
                else {
                    return true;
                }
            }
            function clickIE4(){
                if (event.button==2){
                    rightclickAlert(message);
                }
            }
            function clickNS4(e){
                if (document.layers||document.getElementById&&!document.all){
                    if (e.which==2||e.which==3){
                        rightclickAlert(message);
                    }
                }
            }
            if (document.layers){
                document.captureEvents(Event.MOUSEDOWN);
                document.onmousedown=clickNS4;
            }
            else if (document.all&&!document.getElementById){
                document.onmousedown=clickIE4;
            }
            document.oncontextmenu = rightclickAlert;