// JavaScript Document
function hiddenLayer() {
document.getElementById("stroi").style.visibility = "hidden";
}

function showLayer() {
document.getElementById("stroi").style.visibility = "visible";
}

function hiddenLayertur() {
document.getElementById("tur").style.visibility = "hidden";
}

function showLayertur() {
document.getElementById("tur").style.visibility = "visible";
}

function hiddenLayermark() {
document.getElementById("mark").style.visibility = "hidden";
}

function showLayermark() {
document.getElementById("mark").style.visibility = "visible";
}

function hiddenLayereda() {
document.getElementById("eda").style.visibility = "hidden";
}

function showLayereda() {
document.getElementById("eda").style.visibility = "visible";
}

function hiddenLayertorg() {
document.getElementById("torg").style.visibility = "hidden";
}

function showLayertorg() {
document.getElementById("torg").style.visibility = "visible";
}