var IMGDIR = '/fileadmin/template/img/navigation/';
var mhidden = true;

function show(id) {
	var idType = 'sh_' + id;
	var idLink = 'link_' + id;
	document.getElementById(idType).style.display = "block";
	x = document.all?document.all[idLink]:document.getElementById(idLink);
	x.innerHTML = '<a href="#" onclick="hide(' + id + ')">[«]</a>';
}
function hide(id) {
	var idType = 'sh_' + id;
	var idLink = 'link_' + id;
	document.getElementById(idType).style.display = "none";
	x = document.all?document.all[idLink]:document.getElementById(idLink);
	x.innerHTML = '<a href="#" onclick="show(' + id + ')">[»]</a>';
}

function mshow(id) {
	var idType = 'sh_' + id;
	var idLink = 'link_' + id;
	document.getElementById(idType).style.display = "block";
	x = document.all?document.all[idLink]:document.getElementById(idLink);
	x.innerHTML = '<a href="#" onmouseout="switch_hide(' + id + ')">[«]</a>';
}
function mhide(id) {
	var idType = 'sh_' + id;
	var idLink = 'link_' + id;
	document.getElementById(idType).style.display = "none";
	x = document.all?document.all[idLink]:document.getElementById(idLink);
	x.innerHTML = '<a href="#" onmouseout="switch_show(' + id + ')">[»]</a>';
}
function switch_show(id) {
	var idType = 'sh_' + id;
	var idLink = 'link_' + id;
	x = document.all?document.all[idLink]:document.getElementById(idLink);
	x.innerHTML = '<a href="#" onmouseover="mshow(' + id + ')">[»]</a>';
}
function switch_hide(id) {
	var idType = 'sh_' + id;
	var idLink = 'link_' + id;
	x = document.all?document.all[idLink]:document.getElementById(idLink);
	x.innerHTML = '<a href="#" onmouseover="mhide(' + id + ')">[«]</a>';
}
function randomImage() {
	var num = 5;
	var imgPath = 'fileadmin/img/keyvisuals/';
	num -= 1;
	imgPath = imgPath + '0' + (Math.round(Math.random()*num)+1) + '.jpg';
	document.images.KeyVisual.src = imgPath;
}