function otevrimapu(ktery){


                                                                                        
                        switch(ktery)
                                        {
                                                                                                                
                case 1:        jmeno="mapabig";break;
                                        }
                                        

                detail=window.open('menu/'+jmeno+'.html',"zvets",'left=100,top=100,width=697,height=560,menubar=no,directories=no,toolbar=no,location=no,status=no,scrollbars=no,resizable=no');
                detail.close();
                detail=window.open('menu/'+jmeno+'.html',"zvets",'left=100,top=100,width=697,height=560,menubar=no,directories=no,toolbar=no,location=no,status=no,scrollbars=no,resizable=no');
                detail.focus();

                                                        
                                                
                }