270e2736_up__University_of_Victoria__BC__Description
[Action] Magnify In Magnify Out [Default Shortcuts] Numpad + Numpad – [Description] 
Zooms the main view in to the level of the node that is clicked on. If a node has no children then performing this zoom will show the contents of the node. This could be the source code, an embedded form, the node’s annotation, or the node’s attributes.
Shrimp User Manual | The CHISEL Group, University of Victoria, BC
Description