function ShowLayer(IDName)
{
	if(document.getElementById) {
		element=document.getElementById(IDName);
	}
	else if(document.all) {
		element=document.all[IDName];
	}
	else if(document.layers) {
		element=document.layers[IDName];
	}
	if(element) {
	element.style.visibility='visible';
	}
}

function HideLayer(IDName)
{
	if(document.getElementById) {
		element=document.getElementById(IDName);
	}
	else if(document.all) {
		element=document.all[IDName];
	}
	else if(document.layers) {
		element=document.layers[IDName];
	}
	if(element) {
		element.style.visibility='hidden';
	}
}

function BildOeffnen (Adresse) {
  NeuesFenster = window.open(Adresse, "bigpicture", "width=650,height=550,left=100,top=100");
  NeuesFenster.focus();
}

function BildOeffnen2 (Adresse) {
  NeuesFenster = window.open(Adresse, "bigpicture", "width=650,height=550,left=100,top=100");
  NeuesFenster.focus();
}

function BildOeffnen3 (Adresse) {
  NeuesFenster = window.open(Adresse, "text", "width=650,height=550,left=50,top=50,scrollbars=yes");
  NeuesFenster.focus();
}