var imgMin = './images/min.jpg';
var imgMax = './images/max.jpg';
var disHide = 'none';
var disShow = 'block';
var showing = true;

function toggle(id) {
	var e = document.getElementById(id);
	var img = document.getElementById("imag" + id);
	if (e.style.display == disShow) {
		e.style.display = disHide;
		img.src = imgMax;
	} else {
		e.style.display = disShow
		img.src = imgMin;
	}
};

function showHideSwitch() {
	toggleAll(showing);
	showing = ! showing;
}

function toggleAll(show) {
	var divs = document.getElementsByTagName("div");
	var image = null;
	var display = null;
	if (show) {
		image = imgMin;
		display = disShow
	} else {
		image = imgMax;
		display = disHide;
	}
	for (var i = 0; i < divs.length; i++) {
		entry = divs[i];
		if (entry.className == "wiki-text") {
			id = entry.getAttribute("id");
			document.getElementById("imag" + id) .src = image;
			entry.style.display = display;
		}
	}
};
/*
function showAll() {
var divs =document.getElementsByTagName("div");
for(var i =0; i<divs.length; i++) {
entry = divs[i];
if (entry.className == "wiki-text") {
id = entry.getAttribute("id");
document.getElementById("imag"+id).src = imgMin;
entry.style.display = disShow;
}
}
};

function hideAll() {
var divs =document.getElementsByTagName("div");
for(var i =0; i<divs.length; i++){
entry = divs[i];
if (entry.className == "wiki-text") {
id = entry.getAttribute("id");
document.getElementById("imag"+id).src = imgMax;
entry.style.display = disHide;
}
}
}; */