Yes. In Editor, right-click and choose Refactor: convert to/from ANSI join. The query builder also offers this functionality. For example, you can send Editor contents to the query builder to "see" your query. It will convert this automatically for you, then you can always send it back to Editor.
Chris Reyes previously worked for Quest and Dell managing the Toad World site and Program Management for various Toad applications. In my spare time, I like to play vintage base ball (1880's rules) and do 3D printing.