I’m trying to figure out if there’s a way to keep our existing website’s top navigation menu, so that when people click on the forum they can still have an option to navigate back to other pages on the website to leave the forum.
Obviously, since it’s two different websites, it’s currently confusing for the users.
Is there a way to add our website menu above the default discourse one? In an iFrame for instance?
There are many ways to add a navbar to the top of your pages. You can use the theme’ing capabilities of Discourse, or you can write some JS or jQuery to insert an element (like below) into the DOM, or you could write a very simple Discourse plugin to insert code into the application layout, etc. There are many ways to accomplish this kind of basic task.
For example, I just added this sample HTML snippet to create a demo placeholder for a new top navbar, just for you: