function imgPopup(linka,sirka,vyska){
var popup=window.open('',null,"outerwidth="+(sirka)+",width="+(sirka)+",height="+(vyska)+"directories=0,location=0,menubar=0,resizable=0,status=0,scrollbars=0,toolbar=0");
var tmp = popup.document;
tmp.write('Foto');
tmp.write('');
/* tmp.write('this is once again a popup.
');*/
tmp.write('
');
/*tmp.write('close the popup.
');*/
tmp.write('');
tmp.close();
return false;
}