One of the well known barriers in the literature around teacher adoption of technology in schools are dogmatic, and territorial I.T. managers. There’s a simple litmus test. Open up the the browser, try and install an extension. Next, try downloading something like Evernote or Skype and running it.
If you can’t then you’re not going to get too far with doing anything new. The culture is to ensure everything (inc their job) is stable. They will nod and agree in meetings about your ideas, but you are going exactly nowhere regardless. The technology has changed a lot in the last few years — sadly many I.T. managers have not.