/* - dhtml.js ---------------------------------- DHTML-Bibliothek */

function getElement( Mode, Identifier, ElementNumber )
{
 var Element;

 if  (DOMW3)
     {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" || (OPERA && typeof ElementList == "function"))
	      {Element = ElementList[ElementNumber];
	      }
	  else{Element = false;
	      }
	  return Element;
	 }
      if  (Mode.toLowerCase() == "tagname")
	 {var ElementList = document.getElementsByTagName(Identifier);
	  if  (typeof ElementList == "object" || (OPERA && 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  (NSNG4)
     {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  (DOMW3 && 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  (DOMW3 || MSIE4)
     {Attribute = Element.getAttribute(AttributeName);
      return Attribute;
     }
 if  (NSNG4)
     {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  (DOMW3 && Element.firstChild)
     {Element.firstChild.nodeValue = Text;
      return true;
     }
 if  (MSIE4)
     {Element.innerText = Text;
      return true;
     }
 if  (NSNG4)
     {Element.document.open();
      Element.document.write(Text);
      Element.document.close();
      return true;
     }
}

/* ---------------------------------------------------- dhtml.js */