function zeigeSeite(alias)
{
	if($('#'+alias).dialog('isOpen')==true)
		$('#'+alias).dialog('close');
	else
	{
	
	 	$('#'+alias).dialog({ width: 'auto', closeText: '×', beforeClose: function(event, ui)
	 	{
			$('#nav_'+alias).css({"font-family":"'FunctionProLight', Helvetica, 'Times New Roman', Verdana, Arial, sans-serif"});
			if(alias!='info'&&alias!='impressum')
				$('#nav_'+alias).css({"font-size":"22px"});
		}});
		$('#nav_'+alias).css({"font-family":"'FunctionProBold', Helvetica, 'Times New Roman', Verdana, Arial, sans-serif"});
		
		if(alias!='info'&&alias!='impressum')
			$('#nav_'+alias).css({"font-size":"23px"});
			
		if(alias=='kontakt')
			$('#'+alias).dialog({ position: [52,161] });
		if(alias=='studio')
			$('#'+alias).dialog({ position: [61,420] });
		if(alias=='impressum')
			$('#'+alias).dialog({ position: [335,476] });
		if(alias=='pdf')
			$('#'+alias).dialog({ position: [287,241] });	
		if(alias=='vita')
			$('#'+alias).dialog({ position: [500,186] });			
	}

}

function aktiviereNavpunkt(name)
{
	$('#nav_'+name).css({"font-size": 23+"px","font-family":"'FunctionProBold', Helvetica, 'Times New Roman', Verdana, Arial, sans-serif"});
}

function inaktiviereNavpunkt(name)
{
	$('#nav_'+name).css({"font-size": 22+"px","font-family":"'FunctionProLight', Helvetica, 'Times New Roman', Verdana, Arial, sans-serif"});
}

function zeigePfeil(richtung)
{
	if(document.getElementById(richtung).style.display=='none')
	{
		$('#'+richtung).show();
	}
	else
	{
		$('#'+richtung).hide();
	}
}