function go(elt)
{
	window.open(elt.href);
	return false;
}
function getElement(name,id)
{
	return document.getElementById(name + '_' + id);
}

function isVisible(name,id)
{
	var element = getElement(name,id);
	return (element != null) ? (element.style.display == '') : false;
}

function setVisibility(name,id,visibility)
{
	var element = getElement(name,id);
	if(!element)
	{
		return false;
	}

	element.style.display = (visibility ? '' : 'none');
	return true;
}

function swapVisibility(name,id)
{
	return setVisibility(name,id,!isVisible(name,id));
}

var imgPlus = new Image();			imgPlus.src = 'http://www.shima.ch/styles/pictures/plus.gif';
var imgPlusOhne = new Image();		imgPlusOhne.src = 'http://www.shima.ch/styles/pictures/plusohne.gif';
var imgMinus = new Image();			imgMinus.src = 'http://www.shima.ch/styles/pictures/minus.gif';
var imgMinusOhne = new Image();		imgMinusOhne.src = 'http://www.shima.ch/styles/pictures/minusohne.gif';
var imgOrdnerOffen = new Image();	imgOrdnerOffen.src = 'http://www.shima.ch/styles/pictures/ordneroffen.gif';
var imgOrdnerZu = new Image();		imgOrdnerZu.src = 'http://www.shima.ch/styles/pictures/ordnerzu.gif';

function s(m)
{
	var m0 = document.getElementById('m' + m);
	var s0 = document.getElementById('s' + m);
	var d0 = document.getElementById('f' + m);
	if(m0.style.display != '')
	{
		m0.style.display = '';
		s0.style.backgroundImage = 'url(' + ((s0.style.backgroundImage.src == imgPlus.src) ? imgMinus.src : imgMinusOhne.src) + ')';
		d0.style.backgroundImage = 'url(' + imgOrdnerOffen.src + ')';
	}
	else
	{
		m0.style.display = 'none';
		s0.style.backgroundImage = 'url(' + ((s0.style.backgroundImage.src == imgMinus.src) ? imgPlus.src : imgPlusOhne.src) + ')';
		d0.style.backgroundImage = 'url(' + imgOrdnerZu.src + ')';
	}
}