Okay. Here are the screenshots. The first three are of the Yams module.
This of the language set-up tab, where you can configure your active language groups.

This is the template tab. Here you can decide which templates will be multilingual and which will be monolingual.

This is the ’other params’ tab. Here you can configure how Yams will redirect from your existing pages to the new multilingual ones.
This final screenshot is an example of what a document might look like if you are using the Yams ManagerManager rules:

I haven’t configured the content textareas to use an RTE here, but I’m sure it can be done fairly easily.