if ((self.frames == top.frames)) {
  document.location = "index.php?ref="+document.URL;
}


function addToFav() {
  if (confirm('Opravdu chcete přidat stránku k oblíbeným položkám?')) window.external.AddFavorite('http://www.kamvpraze.cz','Kam v Praze');
}

function setHome() {
  setHomeLink.style.behavior='url(#default#homepage)';setHomeLink.setHomePage('http://www.kamvpraze.cz');
}

function openText(name) {
	var on = objGet(name).style.display=='block';
	objDisplay(name,!on);
}

function objGet(x) {
	if (typeof x != 'string') return x;
	else if (Boolean(document.getElementById)) return document.getElementById(x);
	else if (Boolean(document.all)) return eval('document.all.'+x);
	else return null;
}

function objSetStyle (obj,prop,val) {
	var o = objGet(obj);
	if (o && o.style) {
		eval ('o.style.'+prop+'="'+val+'"');
		return true;
		}
	else return false;
	}

function objShow (obj,on) {
	return objSetStyle(obj,'visibility',(on) ? 'visible':'hidden');
	}

function objDisplay (obj,on,type) {
	if (on && !type) type = 'block';
	return objSetStyle(obj,'display',(on) ? type:'none');
	}

// Ceske ekvivalenty funkci:

var objNajdi = objGet;
var objNastavStyl = objSetStyle;
var objZobraz = objShow;