So I\'m pretty late to the Node.js party. Mainly because nobody invited me... Thanks. That said, I\'m starting to work it out. I have come from an ASP classic b
You are asking to create a virtual directory and yes you can setup Node.js with PHP but you must do a little reading.
A virtual directory is a website that lives within a folder like www.yourwebsite/myotherwebsite
Here's how to set that up in Apache.
http://httpd.apache.org/docs/current/vhosts/examples.html
Here's how to set that up in IIS.
http://technet.microsoft.com/en-us/library/cc771804(v=ws.10).aspx
You would then need to hook up Node.js with Apache or IIS. Here's more instructions.
Linux: How can I implement virtual directories with node.js and express?
Windows: http://www.hanselman.com/blog/InstallingAndRunningNodejsApplicationsWithinIISOnWindowsAreYouMad.aspx