// eigene Funktionen
// ----------------------------------------------
function umleitung(URL) {
  e = window.open(URL, "neuesfenster", "");
}


// Menü im IE6
function hoverIE(){
	if(navigator.appVersion.indexOf('MSIE 6')>-1){
		tags=document.getElementsByTagName('*');
		for(i=0;i<tags.length;i++) {
			tag=tags[i];
			if(tag.className && tag.className.indexOf('onhover')>-1) {
				switch(tag.tagName.toLowerCase()){
					case 'a':
					case 'div':
						tag.setAttribute('onmouseover','addClass(this);');
						tag.setAttribute('onmouseout','removeClass(this);');
					break;
					case 'li':
					case 'ul':
						tag.setAttribute('onmouseover',function(){addClass(this);});
						tag.setAttribute('onmouseout',function(){removeClass(this);});
					break;
				}
			}
		}
	}
}

function addClass(obj){
	obj.className=obj.className+' hover';
}

function removeClass(obj){
	obj.className=obj.className.substring(0,obj.className.length-6);
}


// DHTML Funktionen der original dhtml.js
// ----------------------------------------------
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;
  if (DOM) {
    if (Mode.toLowerCase() == "id") {
      if (typeof document.getElementById(Identifier) == "object") {
        Element = document.getElementById(Identifier);
      } else {
        Element = false;
      }
      return Element;
    }
    if (Mode.toLowerCase() == "name") {
      var ElementList = document.getElementsByName(Identifier);
      if (typeof ElementList == "object" || (OP && typeof ElementList == "function")) {
        Element = ElementList[ElementNumber];
      } else {
        Element = false;
      }
      return Element;
    }
    if (Mode.toLowerCase() == "tagname") {
      var ElementList = document.getElementsByTagName(Identifier);
      if (typeof ElementList == "object" || (OP && typeof ElementList == "function")) {
        Element = ElementList[ElementNumber];
      } else {
        Element = false;
      }
      return Element;
    }
    return null;
  }
  if (MSIE4) {
    if (Mode.toLowerCase() == "id") {
      if (typeof document.all[Identifier] == "object") {
        Element = document.all[Identifier];
      } else {
        Element = false;
      }
      return Element;
    }
    if (Mode.toLowerCase() == "tagname") {
      if (typeof document.all.tags(Identifier) == "object") {
        Element = document.all.tags(Identifier)[ElementNumber];
      } else {
        Element = false;
      }
      return Element;
    }
    if (Mode.toLowerCase() == "name") {
      if (typeof document[Identifier] == "object") {
        Element = document[Identifier];
      } else {
        Element = false;
      }
      return Element;
    }
    return false;
  }
  if (NS4) {
    if (Mode.toLowerCase() == "id" || Mode.toLowerCase() == "name") {
      if (typeof document[Identifier] == "object") {
        Element = document[Identifier];
      } else {
        Element = false;
      }
      return Element;
    }
    if (Mode.toLowerCase() == "index") {
      if (typeof document.layers[Identifier] == "object") {
        Element = document.layers[Identifier];
      } else {
        Element = false;
      }
      return Element;
    }
    return false;
  }
  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 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) {
    if (typeof Element[ElementNumber] == "object") {
      Attribute = Element[ElementNumber][AttributeName];
    } else {
      Attribute = Element[AttributeName]
    }
    return Attribute;
  }
  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;
  } 
}