function vokynko(url,height,width,scroll) {
  if (! width) 	width=650;
  if (! height)	height=550;
  if (! scroll)	scroll='yes';
  left = (800-width)/2;
  up = (550-height)/2;

  window.open(url,'','width='+width+',height='+height+',top='+up+',left='+left+',scrollbars='+scroll);
  //return false;
}

function hideDiv(elemId, elem2, header)
{
	elem = document.getElementById(elemId);
	el = document.getElementById(elem2);
	he = document.getElementById(header);
	//return window.alert(elemId + " " + elem2 + " " + header);
	//return window.alert(elem + " " + el + " " + he);
	if (elem && el && he) {
		if (elem.style.display != 'block') {
			elem.style.display = 'block';
			el.style.background = '#dedede';
			el.style.color = 'black';
			he.style.backgroundImage = 'url(/img-new/party/close-article.gif)';
			he.style.color = '#e09101';
		} else if (elem.style.display != 'none') {
			elem.style.display = 'none';
			el.style.background = '#0e0e0e';
			el.style.color = 'white';
			he.style.backgroundImage = 'url(/img-new/party/open-article.gif)';
			he.style.color = '#f8a605';
		}
	}
}

function changeBg(elemId, clr)
{
	//elem = document.getElementById(elemId);
	//elem.style.background = clr;
}

function windowopen(url) {
   window.open('' + url + '','new',
               'width=488,height=390,toolbar=no,location=no,' +
               'directories=no,status=no,menubar=no,srollbars=no,resizable=no');
}

/* kontrola souteznich formularu */
function checkDis(form) {

	if (form.jmeno.value == '') {
		window.alert('Vyplňte prosím své jméno.');
		form.jmeno.focus();
		return false;
	}

	if (form.email.value == '') {
		window.alert('Vyplňte prosím svoji e-mailovou adresu.');
		form.email.focus();
		return false;
	}

	var regex  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!regex.test(form.email.value)) {
		window.alert('Zadejte prosím platnou e-mailovou adresu. Díky.');
		form.email.focus();
		return false;
	}

	if (form.fone.value == '') {
		window.alert('Vyplňte prosím telefon.');
		form.fone.focus();
		return false;
	}

	return true;
}

function submenu_show(elementId, setVisible)
///{{{
{
	ul = document.getElementById(elementId);

	if (ul) {
		if (setVisible == 1) {
			ul.style.display = 'block';
			ul.parentNode.firstChild.firstChild.style.backgroundColor = '#313131';
		} else {
			ul.style.display = 'none';
			ul.parentNode.firstChild.firstChild.style.backgroundColor = '#171717';
		}
	}

	return false;
}
///}}}

function hpo_show() {
	var ilayer = document.getElementById("hpoilayer");
	ilayer.style.display = "block";
}

function hpo_hide() { }

function hpo_close() {
	var ilayer = document.getElementById("hpoilayer");
	ilayer.style.display = "none";
}

function blick(elementId) {
	elem = document.getElementById(elementId);
	if(elem.style.display == 'none') {
		elem.style.display = 'block';
	}
	else {
		elem.style.display = 'none';
	}
}

function runPlayer(id, kvalita) {
	window.open('http://www.abradio.cz/player.php?kod='+id+'&quality=asx'+kvalita+'',
	'ABradio','width=395,height=250,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no');
}