NAIIS-User-Manual.Docx Page 17 10/02/2013 
4	Using	the	system	
This section provides a description of the various func tions of the system represented by each tab indicated in 
section 3.2.3 above. 
 
4.1	Data	Entry	
The data entry tab provides the function to input data into the system through the use of grids. To display the grid, a 
node has to be selected from the navigation tree. (Figure 23) 
 
4.2	Navigation	tree	
To expand or collapse the tree, click on the   or  signs in front of the nodes, respectively. You can also expand 
or collapse the entire tree by clicking the plus and minus signs at the bottom of the tree. 
 
Figure 23. Functions of the navigation tree 
 
 
 
4.3	Grids	
Each node on the navigation tree has a corresponding grid. 
A grid includes elements required for reporting information such as activity data, othe r relevant in formation, and 
emissions/removals data.  
 
Expand or collapse all 
rows of the navigation tree 
Collapse the selected node 
Expand the selected node