Use this procedure to change the swing angle or opening percent of a window or group of windows. 
A window with an opening percent of zero is closed. 
Note: Defining the opening percent in display properties overrides this setting on the Properties palette. 
- Select the windows you want to change, and double-click one of them. 
 
- On the Properties palette, expand Basic, and expand Dimensions. 
 
- Enter a value for swing angle or Opening Percent.  

Changing a window swing angle