/**
 * Funkcja zmienia tło elementów menu po najechaniu na dany element
 */
function changeMenu(lang,name) {
			
			var menu = new Array();
			menu[1] = 'home';
			menu[2] = 'onas';
			menu[3] = 'programy';
			menu[4] = 'media';
			menu[5] = 'kontakt';
			menu[6] = 'news';
			for (var v in menu) {
				if(name == menu[v]) {
					document.getElementById(lang + '-menu-' + menu[v] + '-top').className = lang + '-menu-' + menu[v] + ' menu-active';
					
					if(menu[v] == 'onas') { 
						document.getElementById(lang + '-menu-onas-bottom').style.display = 'block';
					} else {
						document.getElementById(lang + '-menu-onas-bottom').style.display = 'none';
					}
					if(menu[v] == 'programy') { 
						document.getElementById(lang + '-menu-programy-bottom').style.display = 'block';
					} else {
						document.getElementById(lang + '-menu-programy-bottom').style.display = 'none';
					}
					
				} else {
					document.getElementById(lang + '-menu-' + menu[v] + '-top').className = lang + '-menu-' + menu[v];
				}			    
			}
		}

function changeTop(id) {
	clearInterval(interval);
	var i=1;
	for (i=1;i<=3;i++) {
		if(i==id) {
			document.getElementById('top-' + i).style.display='block';
			document.getElementById('top-rec-' + i).className='on-rec';
		} else {
			document.getElementById('top-' + i).style.display='none';
			document.getElementById('top-rec-' + i).className='off-rec';
		}
	}
	var b=id;
	interval = setInterval("autoChangeTop();",12000);
}

function autoChangeTop() {
	var i=1;
	var a=1;
	var ileSlide = 2;
	for (i=1;i<=ileSlide;i++) {
		var active = document.getElementById('top-' + i).style.display;
		if(active == 'block') {
			var go = i;
			if(go==ileSlide) { a=1; }
			else { a=go+1; }
			document.getElementById('top-' + go).style.display='none';
			document.getElementById('top-rec-' + go).className='off-rec';
		}
	}
	document.getElementById('top-' + a).style.display='block';
	document.getElementById('top-rec-' + a).className='on-rec';
}