function openwindow(adresa,sirka,vyska) {    
var option = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=" + sirka +",height="+ vyska;
okno = window.open(adresa, "mapa", option);  
}
function otvorslovnik(adresa,slovo,sirka,vyska) {
if (vyska == 0) { vyska = 250 }
var option = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=" + sirka +",height="+ vyska;
okno = window.open(adresa+"?"+slovo, "slovnik", option);  
}