if (DropDown.isSupported()) {

                var ms = new DropDownSet(DropDown.direction.down, 0, 0, DropDown.reference.bottomLeft);

                //GLOBAL NAV --- UNT

                var menu1 = ms.addMenu(document.getElementById("menu1"));
                menu1.addItem("  That we are", "index.php?next=unt_wsw");
                menu1.addItem("  Logistics", "index.php?next=unt_lager");
                menu1.addItem("  Management-System", "index.php?next=unt_system");

                //GLOBAL NAV --- TEC

                var menu2 = ms.addMenu(document.getElementById("menu2"));
                menu2.addItem("  Compounding", "index.php?next=tec_comp");
                menu2.addItem("  Technical expertise", "index.php?next=tec_technik");
                menu2.addItem("  Laboratory", "index.php?next=tec_labor");

                //GLOBAL NAV --- DIS

                var menu3 = ms.addMenu(document.getElementById("menu3"));
                menu3.addItem("  SABIC Innovative Plastics", "index.php?next=dis_sabic");
                menu3.addItem("  SAX Polymers", "index.php?next=dis_sax");
                menu3.addItem("  More products", "index.php?next=dis_produkte");

                //GLOBAL NAV --- KON

                var menu4 = ms.addMenu(document.getElementById("menu4"));
                menu4.addItem("  Locations", "index.php?next=kon_adresse");
                menu4.addItem("  Sales", "index.php?next=kon_vertrieb");
                menu4.addItem("  Staff", "index.php?next=kon_mitarbeiter");
                menu4.addItem("  Contact form", "index.php?next=kon_formular");
                menu4.addItem("  Directions", "index.php?next=kon_anfahrt");

                DropDown.renderAll();
        }