function showMenu(el)	{
	if(document.getElementById('prev').value)
		hideMenu(document.getElementById('prev').value);
	document.getElementById(el).style.visibility = 'visible';
	document.getElementById(el+'Bg').style.visibility = 'visible';
	document.getElementById(el).style.left = (document.documentElement.clientWidth/2 - 120) +'px';
	document.getElementById(el+'Bg').style.left = (document.documentElement.clientWidth/2 - 120) +'px';
	document.getElementById(el).style.top = 230+'px';
	document.getElementById(el+'Bg').style.top = 230+'px';
	document.getElementById('prev').value = el;
}

function hideMenu(el)	{
	document.getElementById(el).style.visibility = 'hidden';
	document.getElementById(el+'Bg').style.visibility = 'hidden';
}

function showPageSubmenu(el,source)	{
	document.getElementById(el).style.visibility = 'visible';
	document.getElementById(el+'Bg').style.visibility = 'visible';
	document.getElementById(el).style.left = findPosX(document.getElementById(source)) +'px';
	document.getElementById(el+'Bg').style.left = findPosX(document.getElementById(source)) +'px';
	document.getElementById(el).style.top = 268+'px';
	document.getElementById(el+'Bg').style.top = 268+'px';
	document.getElementById('prev').value = el;
}

function hidePageSubmenu(el)	{
	document.getElementById(el).style.visibility = 'hidden';
	document.getElementById(el+'Bg').style.visibility = 'hidden';
}

function findPosX(obj)	{
	var posX = 0
	if (obj.offsetParent) {
		posX = obj.offsetLeft
		while (obj = obj.offsetParent) {
			posX += obj.offsetLeft
		}
	}
	return posX
}

function findPosY(obj)	{
	var posY = 0
	if (obj.offsetParent) {
		posY = obj.offsetTop
		while (obj = obj.offsetParent) {
			posY += obj.offsetTop
		}
	}
	return posY
}

function setHomePage()	{
	alert('Wpisz sobie adres tej strony w ustawieniach przegladarki.\n Przeciez nie bedziemy skryptem zmieniac Twoich ustawien :)');
}

function addFavourites()	{
	var title = 'wilczy.net';
    var url = 'http://wilczy.net';

    if (window.sidebar)
        window.sidebar.addPanel(title, url, ""); 
    else if (window.external) 
        window.external.AddFavorite(url, title);
	else if (window.opera && window.print) {
        var a = document.createElement('a');
        a.setAttribute('href', url);
        a.setAttribute('title', title);
        a.setAttribute('rel','sidebar');
        a.click();
    }
}

function formSubmit(target)	{
	if(document.getElementById("formContent").value!="" && document.getElementById("formUser").value!="" && (document.getElementById("formVcode").value!="" || document.getElementById("formUser").value == "A&W"))	{
		if(target) document.getElementById('form').action = target;
		else document.getElementById('form').action = document.location;
		document.getElementById('form').submit();
	}
	else
		alert('Wypelnij wszystkie pola formularza please...');
}

function showHide(element)	{
	document.getElementById(element).style.left = (screen.width/2 - 270) + 'px';
	if(document.getElementById(element).style.visibility == 'visible')
		document.getElementById(element).style.visibility = 'hidden';
	else			
		document.getElementById(element).style.visibility = 'visible';		
}