rem: rv = ch.charCodeAt().toString(16); 
add: var rv = ch.charCodeAt().toString(16); 
context:     function replaceNonPrintables(ch)    {        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: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/7541bae4539f9a0ae2e561e155af17e2f02a1732/utils.js/clean/extensions/irc/js/lib/utils.js