The Memory Analysis editor has several icons that you can use to control the view:
| Use this icon: | To: | 
|---|---|
| 
                      | Set the Chart and Detail Pane to a horizontal layout, one beside the other | 
| 
                      | Set the Chart and Detail Pane to a vertical layout, one above the other | 
| 
                      | Shows the Detail Pane if it's currently hidden | 
| 
                      | Hide the Detail Pane so the Chart pane has more display room | 
| 
                      | Hide the Chart pane so the Detail Pane has more display room | 
| 
                      | Toggle the Overview pane on and off |