function ShowHide(id1, id2){
	obj = document.getElementsByTagName("div");
	if(obj[id1].style.display == 'block'){
		obj[id1].style.display = 'none';
	}
	else{
	obj[id1].style.display = 'block';
	obj[id2].style.display = 'none';
	}}

function otworz(adres, x, y, tn) {
noweOkno = window.open(adres, 'okienko', 'menubar=no, toolbar=no, location=no, scrollbars='+tn+', resizable=no, status=no, width='+x+', height='+y+',top=100,left=300')
}