context:     function replaceNonPrintables(ch)    {        var rv = ch.charCodeAt().toString(16);        if (rv.length == 1)            rv = "0" + rv;        else if (rv.length == 3)            rv = "u0" + rv;        else if (rv.length == 4)            rv = "u" + rv;              return "%" + rv;    };
meta: 1622	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1622/0918cade427e1856c2e2bcfdefa8b4ea3e457b73/utils.js/clean/js/lib/utils.js