Yes, you can install it in any number or level of subdirectories on your server. You shouldn't have any problem with this if your server has all the necessary installations already.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.