Creating Inline Frames
A frameset exists in a special type of HTML document that contains no <body> area (except within a <noframes> tag). You cannot ordinarily mix framesets with unframed content in a single document. There is one exception to that, however: you can create an inline frame.
An inline frame is a frame that exists as a floating object within an ordinary Web page. It is useful when you want to include content from another HTML file without converting the entire page to a frameset. In the following example, the listing of courses is in a separate frame, and its content comes from a separate HTML file.

To create an inline frame, use the ...
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