sacacoles.js

var host='www.educacion.es';
var uri='/404.html';

var sys = require('sys');
var http = require('http');
var Iconv = require('iconv').Iconv;
var Buffer = require('buffer').Buffer;

var httpcli = http.createClient(80, host);
var request = httpcli.request( 'GET', uri, {
        'host': host,
        'User-Agent': 'NodeJS HTTP Client',
});

request.end();

request.on('response', function (response) {
        var resBuf = new Buffer(10485760); //10MB should be enough
        var resIdx = 0;
        sys.debug('STATUS= ' + response.statusCode);
        sys.debug('HEADERS= ' + JSON.stringify(response.headers));
        response.setEncoding('binary');

        response.on('data', function(chunk){
            resIdx += resBuf.write(chunk, resIdx);
        }); 

        response.on('end', function(){
            if ( 200 == response.statusCode ) { 
                var latinBuf = binISO88591toUTF8sliced( resBuf, resIdx );
            }   
        }); 
});

function binISO88591toUTF8sliced( iBuf, size ) { 
    var siBuf = iBuf.slice(0, size);
    sys.debug("siBuf size: " + siBuf.length);
    sys.debug("siBuf contents: " + siBuf.toString('binary', 0, 300));
    var iconv = new Iconv('ISO-8859-15', 'UTF-8');
    var oBuf = iconv.convert(siBuf);
    sys.debug("oBuf size: " + oBuf.length);
    sys.debug("oBuf contents: " + oBuf.toString('utf8', 0, 300) );
    return oBuf;
}