function zeigehilfe(){
    hilfe.style.visibility = 'visible';
}
function hidehilfe(){
    hilfe.style.visibility = 'hidden';
}

function zeigejury(){
    jury.style.visibility = 'visible';
}
function hidejury(){
    jury.style.visibility = 'hidden';
}

function zeigeinter(){
    interview.style.visibility = 'visible';
}
function hideinter(){
    interview.style.visibility = 'hidden';
}

function zeigeautor(){
    autor.style.visibility = 'visible';
}
function hideautor(){
    autor.style.visibility = 'hidden';
}

function fen(ziel)
{
	if(navigator.appVersion.substring(0,1) >= "4" )
	{
		Fenster = window.open(ziel,"ziel","Toolbar=no,width=300,height=540,resizable=yes,scrollbars");
		Fenster.moveTo(730,50);
		Fenster.focus();
	}
	else
	{
		Fenster = window.open(ziel,"ziel","Toolbar=no,width=300,height=540,resizable=yes,scrollbars");
		Fenster.focus();
	}
}