function wyswietl (id) {
	if (document.getElementById(id) && document.getElementById('milapani'))
	{
		a = document.getElementById(id);
		m = document.getElementById('milapani');
		if (a.style.display != 'block')
		{
			m.style.bottom = '3px';
			a.style.display = 'block';
			m.style.bottom = '1px';
		} else {
			m.style.bottom = '2px';
			a.style.display = 'none';
			m.style.bottom = '1px';
		}
	}
}

function sprawdz (id) {
	if (document.getElementById(id))
	{
		a = document.getElementById(id);
		if (a.style.display != 'block')
		{
			return false;
		} else {
			return true;
		}
	}
}

function runAction()
{
document.location = "http://www.mjnieruchomosci.gratka.pl/";
}

function nav_aktywuj(e) {
	if (!e) var e = window.event;
	tg = (window.event) ? e.srcElement : e.target;
	if (!tg) return;
	while (tg.className!='navmenu_link' && tg.className!='navmenu_linka') {
		tg=tg.parentNode;
	}
	strona = tg.getElementsByTagName('A')[0].innerHTML.toLowerCase();
	nm = document.getElementById('navmenu');
	for (i=0;i<nm.childNodes.length;i++) {
		am = nm.childNodes[i];
		if (am.className == 'navmenu_link' || am.className == 'navmenu_linka' ) {
			for (j=0;j<am.childNodes.length;j++) {
				mi = am.childNodes[j];
				if (mi.className == 'navmenu_item' || mi.className == 'navmenu_itema') {
					if (mi.innerHTML.toLowerCase() == strona) {
						am.className = 'navmenu_linka';
						mi.className = 'navmenu_itema'
					} else {
						am.className = 'navmenu_link';
						mi.className = 'navmenu_item'
					}
				}
			}
		}
	}
	nc = document.getElementById('navcontent');
	for (i=0;i<nc.childNodes.length;i++) {
		an = nc.childNodes[i];
		if (an.tagName == 'DIV') {
			aid = an.id;
			if (aid == strona) {
				an.style.display = 'block';
			} else {
				an.style.display = 'none';
			}
		}
	}
}

function init_nav_menu() {
	nav = document.getElementById('navmenu');
	if (nav) {
		for (j=i=0;i<nav.childNodes.length;i++) {
			if (nav.childNodes[i].className == 'navmenu_link' || nav.childNodes[i].className == 'navmenu_linka') {
				mi = nav.childNodes[i];
				if (j==0) {
					for (;j<mi.childNodes.length;j++) {
						am = mi.childNodes[j];
						if (am.className == 'navmenu_item') {
							mi.className = 'navmenu_linka';
							am.className = 'navmenu_itema';
							document.getElementById(am.innerHTML.toLowerCase()).style.display='block';
						}
					}
					if (mi.className != 'navmenu_linka') j=0;
				}
				addEventSimple(mi,'click',nav_aktywuj);
			}
		}
	}
}

function addEventSimple(obj,evt,fn) {
	if (obj.addEventListener)
		obj.addEventListener(evt,fn,false);
	else if (obj.attachEvent)
		obj.attachEvent('on'+evt,fn);
}

function removeEventSimple(obj,evt,fn) {
	if (obj.removeEventListener)
		obj.removeEventListener(evt,fn,false);
	else if (obj.detachEvent)
		obj.detachEvent('on'+evt,fn);
}

init_nav_menu();

function pokaz_strone () {
	document.getElementById('intro_cont').style.display = 'none';
}

function pokaz_strone2 () {
	document.getElementById('main').style.display = 'block';
	document.getElementById('main').style.height = '';
	document.getElementById('main').style.overlay = 'visible';
}