>>Seems like your trying to reinvent the wheel.
>
>This will not do what I need. If it would have been only one div to open and close, this would have been done with css. But, I have a lot of code logic that needs to be performed between two divs where each one varies between another.

I was just going by the page you posted - is there some functionality there that I missed ?

>It also has to be native javascript.

Why ? Actually the code I posted needs no js at all - jQuery and bootsrap.js aren't needed in the example......