oPreloaderIMG = new Image();
    oPreloaderIMG.src = "fileadmin/power-systems/images/ladeanimation.gif";

 // ---

    function setelementheights() 
    {
        var screen_height = document.body.offsetHeight;

        screen_height = screen_height - 196; // head (Logo + Menü)
        screen_height = screen_height - 50; // Padding torso_right_quicksearch + torso_left_content + torso_left_contentproducts
        screen_height = screen_height - 215; // Höhe Footer

        left_content_headline_height = left_content_height = 0;

        if (document.getElementById("torso_left_headline")) {
            left_content_headline_height = document.getElementById("torso_left_headline").offsetHeight;
            left_content_height += left_content_headline_height;
        }

        if (document.getElementById("torso_left_contenthome")) {
            left_content_height += document.getElementById("torso_left_contenthome").offsetHeight;
        }
        else if (document.getElementById("torso_left_content")) {
            left_content_height += document.getElementById("torso_left_content").offsetHeight;
        }
        else if (document.getElementById("torso_left_contentproducts")) {
            left_content_height += document.getElementById("torso_left_contentproducts").offsetHeight;
        }

        right_content_height = document.getElementById("torso_right_quicksearch").offsetHeight;

        // Maximalhöhe berechnen
        var new_content_height = 0;
        if (left_content_height > new_content_height) new_content_height = left_content_height;
        if (right_content_height > new_content_height) new_content_height = right_content_height;
        if (screen_height > new_content_height) new_content_height = screen_height;

        // Neue Höhen setzen
        if (document.getElementById("torso_left_content")) {
            document.getElementById("torso_right_quicksearch").style.minHeight = new_content_height+'px';
            document.getElementById("torso_left_content").style.minHeight = (new_content_height-left_content_headline_height)+'px';
        }
        else if (document.getElementById("torso_left_contentproducts")) {
            document.getElementById("torso_right_quicksearch").style.minHeight = new_content_height+'px';
            document.getElementById("torso_left_contentproducts").style.minHeight = (new_content_height-left_content_headline_height)+'px';
        }
        else if (document.getElementById("torso_left_contenthome")) {
            document.getElementById("torso_right_quicksearch").style.minHeight = (new_content_height-50)+'px';
            document.getElementById("torso_left_contenthome").style.minHeight = new_content_height+'px';
            document.getElementById("backgroundhome-wrapper").style.minHeight = new_content_height+'px';
        }
    }