function topnavswitch(element)
{
	var newSrc = element.src;
	if(newSrc.match(/\_over/))
	{
		newSrc = newSrc.replace(/\_over/, '_inact');
	}
	else
	{
		newSrc = newSrc.replace(/\_inact/, '_over');
	}
	document.getElementById(element.id).src = newSrc;
}

function subnavswitch(element, kind)
{
	var newSrc = element.src;
	if(kind == 'off')
	{
		newSrc = newSrc.replace(/\_act/, '_inact');
	}
	else
	{
		newSrc = newSrc.replace(/\_inact/, '_act');
	}
	document.getElementById(element.id).src = newSrc;
}

function cleanURLlc(dest, string)
{
	string = string.toLowerCase();
	string = string.replace(/ä/g, 'ae');
	string = string.replace(/ö/g, 'oe');
	string = string.replace(/ü/g, 'ue');
	string = string.replace(/ß/g, 'ss');
	document.getElementById(dest).value = string.replace(/[\W]/g, '');
}