Navigation Window 4-314.13.2 Using the Navigation Window Tool BarThe Navigation window tool bar is shown in Figure 4-40.Zoom InClick this button to zoom in on the Navigation window.Zoom OutClick this button to zoom out of the Navigation window.Drag ToolClick this button to pan the chart in any direction. It makes for easy browsing ofthe chart in the Navigation window. The button is on by default.Erase OutlinesClick this button to erase the outlines that have been drawn around targets.Erase TracksClick this button to erase the data collection track.Survey GridClick this button to open the Survey Grid dialog box which allows you to set up asurvey grid as described in “Setting up a Survey Grid” on page 4-53.Survey RouteClick this button to open the Survey Route dialog box which allows you to set up asurvey route as described in “Setting up a Survey Route” on page 4-55.Auto TrackClick this button to automatically center the data collection track in the Navigationwindow when the track reaches the edge of the window.CenterClick this button to center the data collection track in the Navigation window.Figure 4-40: The Navigation Window Tool Bar