My app type was originally an externam Iframe. The basestring was included in the request to the page. My external Oauth verifies it. Now I want to launch this app via the HTML/javascript option, however I need to generate that same basestring. This is just a quick example illustrating what I am trying...

OK, so I'm using the JavaScript library and the this.endpoint_ reference in MyOpenSpace001.Core.v07.js refers to OperationModes.AUTO, which does a regex match on the URL to see where it should send the API query. This works for the MySpace dev team to test their code but doesn't work for 3rd...