Preferences

The available options for synchronizing source members are:

Open detached-Specifies whether the editors for editing or viewing source members are opened as detached editors.
If this option is selected, editors are opened in a separate popup window.
Center on screen-Specifies whether editors for editing or viewing source members are centered on the screen. If this option is selected, editors are centered on the screen; otherwise editors are centered on the application window.
Show side-by-side-Specifies whether editors for editing or viewing source members are displayed side-by-side. If this option is selected, the editor displaying the left member is shown next to the editor displaying the right member.