Don't know what kind of management you are pitching this to, but when I have had to convince "semi-technical" manager types I have found pointing to other place

Don't know what kind of management you are pitching this to, but when I have had to convince "semi-technical" manager types I have found pointing to other places that use the same tech helps. It at least gives them a feeling of cover - that their techies aren't using some wacky or risky techs. IBM, Google, etc etc (http://docs.jquery.com/Sites_Using_jQuery http://docs.jquery.com/Sites_Using_jQuery) Even traditionally conservative (and accessibility obsessed) government web sites are moving to jquery: http://www.whitehouse.gov/ http://www.whitehouse.gov/ http://www.epa.gov/region09/ http://www.epa.gov/region09/