function Otevri(nazev,nadpis,autor){
var okno = window.open('','_blank','height=500,width=500,scrollbars=no,resizable=no,status=no');
okno.document.write("");
okno.document.write("");
okno.document.write("");
okno.document.write("");
okno.document.write("");
okno.document.write(""+nazev+"");
okno.document.write("");
okno.document.write("");
okno.document.write("![](./pic/knihy/"+nazev+")
");
okno.document.write(""+nadpis+"
");
okno.document.write("("+autor+")
");
okno.document.write("");
okno.document.write("");
return false;
}