Adding a line on the web
To add a line record, select a line dataset that you want to add the record to. Click the new record button, and draw the geometry with your mouse. To draw the geometry, click on the map where you want the point and double-click for the last point, or click on the last point, and the geometry will finish it's sketch. After this, you can edit any other fields in the dataset and click save in the field list to save the new record.
Editing a line on the web
To edit a line record, select the record that you want to edit in the map. It will be highlighted in the map. Next, click on the edit button on the map, and the nodes will be made visible indicating that the line is now editable. From there, you can move the nodes to extend the line, or insert new nodes into the line by clicking on the transparent node between two nodes to create a new node.