title: BlackBerry Maps within the application not zooming in to coordinates
body: <p>Application is displaying <code>MapView</code> but it is not able to zoom in to the supplied coordinates.
  Am i missing something...any help would be appreciated</p>
  
  <p>Code is below--</p>
  
  <pre><code> public Screen()
  {        
      // Set the displayed title of the screen       
      setTitle("Roamiing Checker");
      String currentNetwork = RadioInfo.getCurrentNetworkName();
      add(new RichTextField("Current Operator:"+currentNetwork, Field.FOCUSABLE));
  
      RichTextField roam_rtf = new RichTextField("",Field.FOCUSABLE);
  
      if(Check_NON_CAN_Operator())
      synchronized(Application.getEventLock())
      {
          roam_rtf.setText("Roaming");
      }
      else
      synchronized(Application.getEventLock())
      {
          roam_rtf.setText("Not in roaming");
      }
  
      add(roam_rtf);
  
      maps_rtf = new RichTextField("Waiting on current location.");
  
      loc = new LocationThread();
      loc.run();
  
      Timer timer = new Timer();
      timer.schedule(new LocationTimer(), 2*1000, 10*1000);
  
      add(maps_rtf);
      add(map_grid);
  
  }
  
  public class LocationTimer extends TimerTask
  {
      public LocationTimer()
      {
      }
  
      public void run()
      {
          if(loc.getLatitude()==0 &amp;&amp; loc.getLongitude()==0)
          {
              synchronized(App.getEventLock())
              {
                  if(maps_rtf.getText().length() &gt; 26)
                  {
                      if(maps_rtf.getText().length() &gt;  32)
                          maps_rtf.setText("Waiting on current location.");
                      else
                          maps_rtf.setText(maps_rtf.getText() + ".");
                  }       
                  else
                      maps_rtf.setText("Waiting on current location.");
              }
          }
          else
          {
              if(counter==0)
                  synchronized(App.getEventLock())
                  {
                      maps_rtf.setText("");
                      BBMaps(loc.getLatitude(),loc.getLongitude(),loc.getAltitude());
                      counter++;
                  }
              else
                  synchronized(App.getEventLock())
                  {
                      maps_rtf.setText("");
  
                      map_coord = new Coordinates(loc.getLatitude(),loc.getLongitude(),loc.getAltitude());
                      mf.moveTo(map_coord);
                      map_grid.set(mf,2,1);
  
                      map_grid.set(new RichTextField("Latitude:- "+ loc.getLatitude()),3,1);
                      map_grid.set(new RichTextField("Longitude:- "+ loc.getLongitude()),4,1);
                      map_grid.set(new RichTextField("Altitude:- "+ loc.getAltitude()),5,1);
  
                      //BBMaps(loc.getLatitude(),loc.getLongitude(),loc.getAltitude());
                      counter++;
                  }
          }
      }
  }
  
  public boolean Check_NON_CAN_Operator()
  {
      boolean NON_CANOperatorCheck = true;
  
      final String CanadianOperators[] = {"Rogers Wireless" , "Telus" , "Bell"};
  
      String CurrentNetworkName = "";
  
      CurrentNetworkName = RadioInfo.getCurrentNetworkName();
  
      if( CurrentNetworkName.equalsIgnoreCase(CanadianOperators[0]) 
                  || CurrentNetworkName.equalsIgnoreCase(CanadianOperators[1])
                  ||CurrentNetworkName.equalsIgnoreCase(CanadianOperators[2]) )
          NON_CANOperatorCheck = false;               //if Current Operator is CANADIAN then **FALSE**
      else
          NON_CANOperatorCheck = true;                //if Current Operator is not CANADIAN then **TRUE** hence ROAMING
  
      return NON_CANOperatorCheck;
   }
  
  public void BBMaps(double Lat,double Lng,float Alt)
  {
      mf.setPreferredSize(mf_width, mf_height);           //480*100px
  
      map_coord = new Coordinates(Lat,Lng, Alt);
      mf.moveTo(map_coord);       //Maps pointing on the current location(if found unless Greenland)
  
      //Row 1
      map_grid.add(new RichTextField("Roaming State:- " + String.valueOf(Check_NON_CAN_Operator()),Field.FOCUSABLE));
      //Row 2
      map_grid.add(mf);           //Map Field added
      //Row 3
      map_grid.add(new RichTextField("Latitude:- " + Lat),Field.FOCUSABLE);
      //Row 4
      map_grid.add(new RichTextField("Longitude:- " + Lng),Field.FOCUSABLE);
      //Row 5
      map_grid.add(new RichTextField("Accuracy:- " + Alt),Field.FOCUSABLE);
  
  } 
  </code></pre>
  
  <p>I am working on OS 5.0 strictly..had it been 6.0 would have been easier with the new lbs.maps.* APIs</p>