function SwitchLang()
{
	var nItens = 5;
	var lang = "pt";
	var pre = "pl";
	var pre1 = "el";
	
	if (document.getElementById("pl0").style.display == "none")
	{
		lang = "pt";
		pre = "pl";
		pre1 = "el";
	}
	else
	{
		lang = "en";
		pre = "el";
		pre1 = "pl";
	}
	
	for (i = 0; i < nItens; i++)
	{
		pref = pre + i;
		pref1 = pre1 + i;

		elm = document.getElementById(pref);
		elm1 = document.getElementById(pref1);

		elm.style.display = "";
		elm1.style.display = "none";
	}
}



function SwitchTo (prefix, elem, nItens)
{	
	var pref = prefix + elem;
	
	for (i = 0; i < nItens; i++)
	{
		pref1 = prefix + i;

		elm = document.getElementById(pref1);

		if (pref == pref1)
			elm.style.display = "";
		else
			elm.style.display = "none";
	}
}



function ShowElem (elem, show)
{	
	elm = document.getElementById(elem);

	if (show == "true")
		elm.style.display = "";
	else
		elm.style.display = "none";
}