GPS - activates the GPS dialog and/or connects (see GPS )
Disconnect - disconnects Openwind from the GPS receiver.
Add new point object here - inserts a new point object at current GPS location. This option is only available is a point layer is currently being edited.
Move selected object here - moves selected point object to current GPS location. This option is only available is a point layer is currently being edited.
Delete selected object - deletes the last inserted or selected point object.
Pan to current GPS location - if the current location is not on screen then you can use this.