The "VertMenu.ocx" file is likely an ActiveX control used to create vertical menus or navigation bars in software applications. ActiveX controls are reusable components that provide specific functionality to software applications.
In the context of "VertMenu.ocx," it is probable that this control allows developers to incorporate vertical menu functionality into their applications. Vertical menus are often used in user interfaces to provide navigation options, typically displayed in a vertical column on the side of a window or application.
The specific features and capabilities of "VertMenu.ocx" would depend on how it was designed and implemented by its developer. It could include options for creating hierarchical menus, customizing menu items, handling user interactions, and integrating with other parts of the application.