/* DHTML-Bibliothek */


var DHTML = false, DOM = false, MSIE4 = false, NS4 = false, OP = false;

if (document.getElementById) {

  DHTML = true;

  DOM = true;

} else {

  if (document.all) {

    DHTML = true;

    MSIE4 = true;

  } else {

    if (document.layers) {

      DHTML = true;

      NS4 = true;

    }

  }

}

if (window.opera) {

  OP = true;

}



function getElement (Mode, Identifier, ElementNumber) {

  var Element, ElementList;

  if (DOM) {

    if (Mode.toLowerCase() == "id") {

      Element = document.getElementById(Identifier);

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    if (Mode.toLowerCase() == "name") {

      ElementList = document.getElementsByName(Identifier);

      Element = ElementList[ElementNumber];

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    if (Mode.toLowerCase() == "tagname") {

      ElementList = document.getElementsByTagName(Identifier);

      Element = ElementList[ElementNumber];

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    return false;

  }

  if (MSIE4) {

    if (Mode.toLowerCase() == "id" || Mode.toLowerCase() == "name") {

      Element = document.all(Identifier);

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    if (Mode.toLowerCase() == "tagname") {

      ElementList = document.all.tags(Identifier);

      Element = ElementList[ElementNumber];

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    return false;

  }

  if (NS4) {

    if (Mode.toLowerCase() == "id" || Mode.toLowerCase() == "name") {

      Element = document[Identifier];

      if (!Element) {

        Element = document.anchors[Identifier];

      }

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    if (Mode.toLowerCase() == "layerindex") {

      Element = document.layers[Identifier];

      if (!Element) {

        Element = false;

      }

      return Element;

    }

    return false;

  }

  return false;

}



function getAttribute (Mode, Identifier, ElementNumber, AttributeName) {

  var Attribute;

  var Element = getElement(Mode, Identifier, ElementNumber);

  if (!Element) {

    return false;

  }

  if (DOM || MSIE4) {

    Attribute = Element.getAttribute(AttributeName);

    return Attribute;

  }

  if (NS4) {

    Attribute = Element[AttributeName]

    if (!Attribute) {

       Attribute = false;

    }

    return Attribute;

  }

  return false;

}



function getContent (Mode, Identifier, ElementNumber) {

  var Content;

  var Element = getElement(Mode, Identifier, ElementNumber);

  if (!Element) {

    return false;

  }

  if (DOM && Element.firstChild) {

    if (Element.firstChild.nodeType == 3) {

      Content = Element.firstChild.nodeValue;

    } else {

      Content = "";

    }

    return Content;

  }

  if (MSIE4) {

    Content = Element.innerText;

    return Content;

  }

  return false;

}



function setContent (Mode, Identifier, ElementNumber, Text) {



  var Element = getElement(Mode, Identifier, ElementNumber);

    

    

  if (!Element) {

    return false;

  }

  if (DOM && Element.firstChild) {

    Element.firstChild.nodeValue = Text;

    return true;

  }

  if (MSIE4) {

    Element.innerText = Text;

    return true;

  }

  if (NS4) {

    Element.document.open();

    Element.document.write(Text);

    Element.document.close();

    return true;

  }

}



function displaySp(sp)
{
  if (document.getElementById('kfzdat') != null)
    document.getElementById('kfzdat').style.display = "none";
  if (document.getElementById('ueberblick') != null)
    document.getElementById('ueberblick').style.display = "none";
  if (document.getElementById('vers') != null)
    document.getElementById('vers').style.display = "none";
  if (document.getElementById("kfzdattd") != null)
    document.getElementById("kfzdattd").className = "tdbutton";
  if (document.getElementById("ueberblicktd") != null)
    document.getElementById("ueberblicktd").className = "tdbutton";
  if (document.getElementById("verstd") != null)
    document.getElementById("verstd").className = "tdbutton";
  if (document.getElementById(""+sp+"td") != null)
    document.getElementById(""+sp+"td").className = "tdbutton_aktiv";
  if (document.getElementById(sp) != null)
    document.getElementById(sp).style.display = "block";
}