rem: (opts.case_preserve ? m[1] : m[1].toLowerCase()); 
add: (opts.casePreserve ? m[1] : m[1].toLowerCase()); 
context:   return function(url, host, path) {    var m = re.exec(path);    if (!m) {      return opts.fallbackHandler ? opts.fallbackHandler(url, host, path) : url;    }    return "sgn://" + domain + "/?ident=" +        (opts.case_preserve ? m[1] : m[1].toLowerCase());  };
meta: 7177	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7177/1c45a5f95b67c5c163ae67a0bb34983c269d7073/nodemapper-base.js/clean/nodemapper-base.js