var lock = null;

function onmap(obj) {
	var map = document.getElementById('map'+obj);
	var href = document.getElementById('href'+obj);
	map.style.display = 'block';
	href.style.color = "#990000";
	
	return false;
}

function outmap(obj) {
	if(lock==obj) return false;

	var map = document.getElementById('map'+obj);
	var href = document.getElementById('href'+obj);
	map.style.display = 'none';
	href.style.color = "#000000";

	return false;
}

function lockmap(obj) {
	lock = obj;
	onmap(obj);
}

function cfasad(obj) {
	var fasad = document.getElementById('fasads');

	if(obj==0) obj = "";
	fasad.src = "/pics/fasad"+obj+".jpg";
}

var preloadFlag = true;
function preloadImages() {
	if (document.images && preloadFlag == false) {
		index_01_over = newImage("/pics/fasad1.jpg");
		index_02_over = newImage("/pics/fasad2.jpg");
		index_03_over = newImage("/pics/fasad3.jpg");
		preloadFlag = true;
	}
}


addLoadHandler(preloadImages);

function addLoadHandler(handler)
{
	if(window.addEventListener)
	{
		window.addEventListener("load",handler,false);
	}
	else if(window.attachEvent)
	{
		window.attachEvent("onload",handler);
	}
	else if(window.onload)
	{
		var oldHandler = window.onload;
		window.onload = function piggyback()
		{
		    oldHandler();
		    handler();
		};
	}
	else
	{
		window.onload = handler;
	}
}