if (parseInt(navigator.appVersion) >= 3) {

    home_up = new Image();
    home_up.src = "images/links_1a.gif";
    home_down = new Image();
    home_down.src = "images/links_1.gif";
    
    stuehle_up = new Image();
    stuehle_up.src = "images/links_21a.gif";
    stuehle_down = new Image();
    stuehle_down.src = "images/links_21.gif";
    
    pendingsystem_up = new Image();
    pendingsystem_up.src = "images/links_24a.gif";
    pendingsystem_down = new Image();
    pendingsystem_down.src = "images/links_24.gif";
    
    hersteller_up = new Image();
    hersteller_up.src = "images/links_26a.gif";
    hersteller_down = new Image();
    hersteller_down.src = "images/links_26.gif";
    
    musterstuehle_up = new Image();
    musterstuehle_up.src = "images/links_28a.gif";
    musterstuehle_down = new Image();
    musterstuehle_down.src = "images/links_28.gif";
    
    kontakt_up = new Image();
    kontakt_up.src = "images/links_3a.gif";
    kontakt_down = new Image();
    kontakt_down.src = "images/links_3.gif";
    
    stuhl_gross_up = new Image();
    stuhl_gross_up.src = "images/back_right_1.jpg";
    stuhl_gross_down = new Image();
    stuhl_gross_down.src = "images/back_left_1.jpg";
        
}

function get_img(bild, typ) {

    if (parseInt(navigator.appVersion) >= 3) {

        document[bild].src = eval(bild + typ + ".src");
        return true;
    }
}