JS implementation of the black background gray level Two navigation menu effect code _jquery

The example of this article describes the black background of JS Two-level navigation menu effect code. Share to everyone for your reference. Specifically as follows:

This is a JS implementation of the black background gray level Two navigation menu, compatible with IE6, Firefox js+css horizontal two-pole navigation menu. Quite concise, but very fresh, level two menu is displayed horizontally below the main menu, using the popular Microsoft Ya-black font, if you do not want to use this font, you can replace the default song body can be.

The screenshot of the running effect is as follows:

The online demo address is as follows:

http://demo.jb51.net/js/2015/js-black-bgcolor-2level-nav-style-codes/

The specific code is as follows:

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">  

The

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