//Hauptnavigation

nav_home_lo = new Image();
nav_home_lo.src = "images/navigation/nav_home_lo.gif";
nav_home_hi = new Image();
nav_home_hi.src = "images/navigation/nav_home_hi.gif";

nav_ueber_lo = new Image();
nav_ueber_lo.src = "images/navigation/nav_ueberuns_lo.gif";
nav_ueber_hi = new Image();
nav_ueber_hi.src = "images/navigation/nav_ueberuns_hi.gif";

nav_hardware_lo = new Image();
nav_hardware_lo.src = "images/navigation/nav_hardware_lo.gif";
nav_hardware_hi = new Image();
nav_hardware_hi.src = "images/navigation/nav_hardware_hi.gif";

nav_software_lo = new Image();
nav_software_lo.src = "images/navigation/nav_software_lo.gif";
nav_software_hi = new Image();
nav_software_hi.src = "images/navigation/nav_software_hi.gif";

nav_schulungen_lo = new Image();
nav_schulungen_lo.src = "images/navigation/nav_schulungen_lo.gif";
nav_schulungen_hi = new Image();
nav_schulungen_hi.src = "images/navigation/nav_schulungen_hi.gif";

nav_webservice_lo = new Image();
nav_webservice_lo.src = "images/navigation/nav_webservice_lo.gif";
nav_webservice_hi = new Image();
nav_webservice_hi.src = "images/navigation/nav_webservice_hi.gif";

nav_planung_lo = new Image();
nav_planung_lo.src = "images/navigation/nav_planung_lo.gif";
nav_planung_hi = new Image();
nav_planung_hi.src = "images/navigation/nav_planung_hi.gif";

nav_mietservice_lo = new Image();
nav_mietservice_lo.src = "images/navigation/nav_mietservice_lo.gif";
nav_mietservice_hi = new Image();
nav_mietservice_hi.src = "images/navigation/nav_mietservice_hi.gif";

nav_kontakt_lo = new Image();
nav_kontakt_lo.src = "images/navigation/nav_kontakt_lo.gif";
nav_kontakt_hi = new Image();
nav_kontakt_hi.src = "images/navigation/nav_kontakt_hi.gif";


//RollOver-Funktion

function RollOver(Bildname,Bildobjekt) {
  Bildname.src = Bildobjekt.src;
  return true;
}


//Popup-Funktion
function popup(breite,hoehe,site)  {
  site='popups/'+site;
  scrollbar = 0;
  scrollbool = "no";
  if (hoehe > screen.height) {
    hoehe = screen.height;
    scrollbar = 1;
    scrollbool = "no";
  }
  breite = breite+20*scrollbar;
  oben = 100;
  links = 100;
  if (oben <= 0) {
    oben = 0;
  }
  if (links <= 0) {
    links = 0;
  }
  window.open(site,'altemeier_popup','resizeable=no,scrollbars='+scrollbool+',width='+breite+',height='+hoehe+',innerWidth='+breite+',innerHeight='+hoehe+',titlebar=no,screenX='+links+',screenY='+oben+',left='+links+',top='+oben);
}