2.2.29 [HTML] Section 16.2.2, The FRAME element

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V0108:

The specification states:

 This attribute provides the user agent with information about the frame border. 
 Possible values:
  
 1: This value tells the user agent to draw a separator between this frame and every 
 adjoining frame. This is the default value.
  
 0: This value tells the user agent not to draw a separator between this frame and 
 every adjoining frame. Note that separators may be drawn next to this frame 
 nonetheless if specified by other frames.

All Document Modes (All Versions)

When the frameborder attribute is set to 0, the style of the frameborder changes to light gray and remains visible.

C0024:

The specification states:

 Attributes defined elsewhere
  
 * id, class (document-wide identifiers) 
 * title (element title) 
 * style (inline style information) 
 * onload, onunload (intrinsic events)

All Document Modes (All Versions)

The onunload event is not supported for the FRAME element.