function tlacitko_1(){
document.obrazek.src="images/tla_uvod1.gif";
}
function tlacitko1(){
document.obrazek.src="images/tla_uvod.gif";
}
function tlacitko_2(){
document.obrazek1.src="images/tla_kontakt1.gif";
}
function tlacitko2(){
document.obrazek1.src="images/tla_kontakt.gif";
}
function tlacitko_3(){
document.obrazek2.src="images/tla_velko1.gif";
}
function tlacitko3(){
document.obrazek2.src="images/tla_velko.gif";
}
function OpenKSLWindow(url, jmeno, w, h)
{
    Fokus = window.open(url, jmeno,' resizable=0,menubar=0,width=' + w + ',height=' + h);
    Fokus.focus()
}


window.onload=montre;
function montre(id)
{  var d = document.getElementById(id);
	for (var i = 1; i<=10; i++)
	{
	if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
   if (d) {d.style.display='block';} 
}
window.onload=montre;
function montre(id)
{  var d = document.getElementById(id);
	for (var i = 2; i<=10; i++)
	{
	if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
   if (d) {d.style.display='block';} 
}