Advanced Customization

  Using the Window Manager Options, you can customize
  only the most common resources.  To perform more
  advanced customization, you can modify Mwm resources
  and restart Mwm.  For example,  you can change

  Mwm   * resizeBorderWidth to 3 to decrease the size of the
  resize handles.

  Additional topics:

  *   Resource Files

  *   Resource Configuration Files

  *   Restart

  *   Customizing the Border and Icon Font

  *   Customizing the Colors for One Application

  *   Customizing the Border for One Application

  *   Customizing the Icon Image for One Application

  *   Starting an Application as an Icon

  *   Customizing the Mwm Menus, Keys, and Buttons

  *   Mwm Resource Quick Reference