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: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/d84f82bf3e11bd09e70e1036662b0018f8834acc/utils.js/buggy/extensions/irc/js/lib/utils.js