PDF Creator Pilot supports the following zoom levels:

Name	Description	Value
zlFitPage	Display the page with its contents magnified just enough to fit the entire page within the window both horizontally and vertically.	0
zlFitWidth	Display the page with its contents magnified just enough to fit the entire width of the page within the window.	1
zlFitHeight	Display the page with its contents magnified just enough to fit the entire height of the page within the window.	2
zlFitVisible	Display the page with its contents magnified just enough to fit the entire width of its bounding box within the window.	3