function windowwidth(value,designwidth)
{	
	 if (navigator.appName == 'Netscape')
   {
      width = ((window.innerWidth-designwidth)/2)+value;
	  return width;
	     }
   else
   {
	   
      width = ((document.body.offsetWidth-designwidth)/2)+value;
      return width;
   }
}


function getElementStyle(Id) {
  if (document.layers) {
    return document.layers[Id];
    }
  if (document.all) {
    return document.all[Id].style;
    }
  if (document.getElementById) {
    return document.getElementById(Id).style;
    }
  }



function einblenden(ebene)
{
ebeneflash = getElementStyle(ebene);
ebeneflash.visibility = 'visible';
}

function ausblenden(ebene)
{
ebeneflash = getElementStyle(ebene);
ebeneflash.visibility = 'hidden';
}

function einblenden2(ebene2)
{
ebeneflash = getElementStyle(ebene2);
ebeneflash.visibility = 'visible';
}

function ausblenden2(ebene2)
{
ebeneflash = getElementStyle(ebene2);
ebeneflash.visibility = 'hidden';
}



function wahl1()
{
var URL = document.form.site.options[document.form.site.selectedIndex].value;
window.open(URL,'_blank');
}



function showSelect(isOn, Name) {   
   if (HM_IE) {
      if (document.all("" + Name + ""))
         document.all("" + Name + "").style.visibility = isOn ? "visible" : "hidden";
      }
   if (HM_NS4) {
      if (document[Name])
         document[Name].visibility = isOn ? "show" : "hide";
      }
   if (HM_NS6) {
if (document.getElementById("" + Name + ""))
{
document.getElementById("" + Name + "").style.visibility =  isOn ? "visible" : "hidden";
}
}
}



function showSelectLayer(isOn, Name) {   
   if (HM_IE) {
      if (document.all("" + Name + ""))
	{
	document.all("" + Name + "").style.position = isOn ? "absolute" : "";
       	document.all("" + Name + "").style.top = isOn ? "0" : "";
         	document.all("" + Name + "").style.left = isOn ? "0" : "";
	}
      }
   if (HM_NS4) {
      if (document[Name])
{
document[Name].position = isOn ? "absolute" : "";
document[Name].top = isOn ? "0" : "";
document[Name].left = isOn ? "0" : "";
} 
     }
   if (HM_NS6) {
if (document.getElementById("" + Name + ""))
{

document.getElementById("" + Name + "").style.position = isOn ? "absolute" : "";
document.getElementById("" + Name + "").style.top = isOn ? "0" : "";
document.getElementById("" + Name + "").style.left = isOn ? "0" : "";

}
}
}



function showAlternate()
{
if(document.alternate1)
{
document.alternate1.src = document.altblind1.src;
document.alternate1.width = document.altblind1.width;
document.alternate1.height = document.altblind1.height;
showSelectLayer(true, 'hide1');
}

if(document.alternate2)
{
document.alternate2.src = document.altblind2.src;
document.alternate2.width = document.altblind2.width;
document.alternate2.height = document.altblind2.height;
showSelectLayer(true, 'hide2');
}

if(document.alternate3)
{
document.alternate3.src = document.altblind3.src;
document.alternate3.width = document.altblind3.width;
document.alternate3.height = document.altblind3.height;
showSelectLayer(true, 'hide3');
}

if(document.alternate4)
{
document.alternate4.src = document.altblind4.src;
document.alternate4.width = document.altblind4.width;
document.alternate4.height = document.altblind4.height;
showSelectLayer(true, 'hide4');
}

if(document.alternate5)
{
document.alternate5.src = document.altblind5.src;
document.alternate5.width = document.altblind5.width;
document.alternate5.height = document.altblind5.height;
showSelectLayer(true, 'hide5');
}

if(document.alternate6)
{
document.alternate6.src = document.altblind6.src;
document.alternate6.width = document.altblind6.width;
document.alternate6.height = document.altblind6.height;
showSelectLayer(true, 'hide6');
}

if(document.alternate7)
{
document.alternate7.src = document.altblind7.src;
document.alternate7.width = document.altblind7.width;
document.alternate7.height = document.altblind7.height;
showSelectLayer(true, 'hide7');
}

if(document.alternate8)
{
document.alternate8.src = document.altblind8.src;
document.alternate8.width = document.altblind8.width;
document.alternate8.height = document.altblind8.height;
showSelectLayer(true, 'hide8');
}

if(document.alternate9)
{
document.alternate9.src = document.altblind9.src;
document.alternate9.width = document.altblind9.width;
document.alternate9.height = document.altblind9.height;
showSelectLayer(true, 'hide9');
}
}


function hideAlternate()
{
var hidepicture = '/web/pictures.nsf/files/filler1.gif/$FILE/filler1.gif';

if(document.alternate1)
{
document.alternate1.src = hidepicture;
document.alternate1.width = 0;
document.alternate1.height = 0;
showSelectLayer(false, 'hide1');
}

if(document.alternate2)
{
document.alternate2.src = hidepicture;
document.alternate2.width = 0;
document.alternate2.height = 0;
showSelectLayer(false, 'hide2');
}

if(document.alternate3)
{
document.alternate3.src = hidepicture;
document.alternate3.width = 0;
document.alternate3.height = 0;
showSelectLayer(false, 'hide3');
}

if(document.alternate4)
{
document.alternate4.src = hidepicture;
document.alternate4.width = 0;
document.alternate4.height = 0;
showSelectLayer(false, 'hide4');
}

if(document.alternate5)
{
document.alternate5.src = hidepicture;
document.alternate5.width = 0;
document.alternate5.height = 0;
showSelectLayer(false, 'hide5');
}

if(document.alternate6)
{
document.alternate6.src = hidepicture;
document.alternate6.width = 0;
document.alternate6.height = 0;
showSelectLayer(false, 'hide6');
}

if(document.alternate7)
{
document.alternate7.src = hidepicture;
document.alternate7.width = 0;
document.alternate7.height = 0;
showSelectLayer(false, 'hide7');
}

if(document.alternate8)
{
document.alternate8.src = hidepicture;
document.alternate8.width = 0;
document.alternate8.height = 0;
showSelectLayer(false, 'hide8');
}

if(document.alternate9)
{
document.alternate9.src = hidepicture;
document.alternate9.width = 0;
document.alternate9.height = 0;
showSelectLayer(false, 'hide9');
}
}