$(document).ready(function() {
	// górne menu
	$('#menuTop li').mouseover( function(){
		$('#menuTop li').each( function(){
			$(this).removeClass('active');
			$(this).children("img.mTImg").attr('src', './img/menuL.gif');
		});
		var index = $('#menuTop li').index($(this));
		$('#submenuTop ul.active').removeClass('active');
		$('#submenuTop ul').eq(index).addClass('active');
		$(this).addClass('active');
		$(this).children("img.mTImg").attr('src', './img/menuLa.gif');
	});
	// end of górne menu

	// boxy
	$('h1.mB').not('.szkolenia').children('span').click( function(){
		changeBoxH1($(this));
		var par = $(this).parent();
		var index = par.children('span').index($(this));
		par.parent().children('div.mBCont').hide("fast");
		par.parent().children('div.mBCont').eq(index).show("fast");

	});
});

function changeBoxH1(elem){
	elem.parent().children('img.mBl').attr('src', './img/h1MBL_i.gif');
	elem.parent().children('img.mBr').attr('src', './img/h1MBR_i.gif');
	elem.parent().children('span').not('.inactive').addClass('inactive');

	elem.removeClass('inactive');
	elem.next('img').attr('src', './img/h1MBR.gif')
	elem.prev('img').attr('src', './img/h1MBL.gif')
}

function checkForm(elem){
	var tab = getById(elem).getElementsByTagName('input');
	for(var i = 0; i < tab.length; ++ i){
		if(tab[i].checked){
			return true;
		}
	}
	alert('Prosimy wybrać odpowiedź.');
	return false;
}
function getById(name){
	return typeof name == "string" ? document.getElementById(name) : name;
}