rem: var e, rv; 
add: var rv; 
context: function getCharPref (prefName, defaultValue){    var e, rv;        try    {        rv = client.prefBranch.getCharPref (prefName);    }    catch (e)    {        rv = defaultValue;    }    //dd ("getCharPref: returning '" + rv + "' for " + prefName);    return rv;    }
meta: 1622	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1622/ae3e9c530285bc8229345d073a6ffe21da75636f/readprefs.js/clean/xul/content/readprefs.js