What about navigation?

What about navigation? Click the menu on the left side of the page. the corresponding content appears on the right side of the page.

Reply to discussion (solution)

If the framework is structured, the target of the link is specified as the target framework name.
For the css + p structure, the ajax. load method of jQuery is generally used.

If the framework is structured, the target of the link is specified as the target framework name.
For the css + p structure, the ajax. load method of jQuery is generally used.

Can I use only HTML? JQuery doesn't.

If you only use HTML, use iframe
The target of the menu is the name of iframe on the right.

If you only use HTML, use iframe
The target of the menu is the name of iframe on the right.

Is it used in p?

List Page Program

Title

AvailableAnd target.

This sentence is included in toc.html.

Jump

This will read the new page in frame view_frame.

If the framework is structured, the target of the link is specified as the target framework name.
For the css + p structure, the ajax. load method of jQuery is generally used.

Well, master, experienced.

Teach you a learning method, to see the effect that you don't understand, right-click-review elements, and look for the bound js event code at most.