function rozwin(nr){
	 
   for(i=1;i<5;i=i+1){
      if (nr!=i) 
     { document.getElementById('wybor'+i).style.display = "none" ; }
     else if(nr==4)
     {
        if(document.getElementById('wybor4').style.display == "block")
        {
          document.getElementById('wybor4').style.display = "none"
          document.getElementById('wybor2').style.display = "block" ;
        }
        else{
        document.getElementById('wybor2').style.display = "block" ;
        document.getElementById('wybor'+i).style.display = "block" ;
        }

     }
      else
      {document.getElementById('wybor'+i).style.display = "block" ; }
  
    }
}

function showMap(nr){

     if(nr ==1)
     {
        var map = new GMap2(document.getElementById("map_canvas"));
        var marker = new GMarker(new GLatLng(50.065006, 19.969500));
        map.setCenter(new GLatLng(50.065006, 19.969500), 16);        
        map.openInfoWindowHtml(new GLatLng(50.065506, 19.969500),
                   '<b>Novmar Sp. z o.o.</b><br/>Cystersów 11<br/>Kraków PL');
        map.addOverlay(marker);
        map.setUIToDefault();
        document.getElementById('map_1').style.border = "1px solid black" ;
        document.getElementById('map_2').style.border = "1px solid #bcbcbc" ;
        document.getElementById('map_3').style.border = "1px solid #bcbcbc" ;                                           
     }
     else if(nr ==2)
     {
        
        var map2 = new GMap2(document.getElementById("map_canvas"));
        var marker = new GMarker(new GLatLng(62.39747, 17.247755));
        map2.setCenter(new GLatLng(63.99747, 17.245755), 16);        
        map2.openInfoWindowHtml(new GLatLng(62.39747, 17.247755),
                   '<b>Novmar AB</b><br/>Montörsvägen 14<br/>Sundsvall<br/>Sweden');
        map2.addOverlay(marker);
        map2.setUIToDefault();
        document.getElementById('map_1').style.border = "1px solid #bcbcbc" ;
        document.getElementById('map_2').style.border = "1px solid black" ;
        document.getElementById('map_3').style.border = "1px solid #bcbcbc" ;          
        
     }
     else
     {
        var map3 = new GMap2(document.getElementById("map_canvas"));
        var marker = new GMarker(new GLatLng(62.39747, 17.247755));
        var marker2 = new GMarker(new GLatLng(50.065006, 19.969500)); 
        map3.setCenter(new GLatLng(56.000000, 18.647755), 3);
                                                              
        map3.addOverlay(marker);
        map3.addOverlay(marker2);        
        map3.setUIToDefault();  
        document.getElementById('map_1').style.border = "1px solid #bcbcbc" ;
        document.getElementById('map_2').style.border = "1px solid #bcbcbc" ;
        document.getElementById('map_3').style.border = "1px solid black" ;         
     }

}