request = 'http://' + config['root'] + self.path
				my_headers = {}
				for header in ('cache-control', 'cookie', 'referer', 'user-agent'):
					if header in self.headers:
						my_headers[header] = self.headers[header]

				needed = None
				if self.command not in ('HEAD'):
					if '_parts' in record and record['_parts'] != None:
						if config['noparts'] != 'no' or requested_ranges == None or requested_ranges == spacemap.SpaceMap():
							needed = record['_parts']
						else:
							needed = record['_parts'] & requested_ranges
					elif config['noparts'] =='no' and requested_ranges != None and requested_ranges != spacemap.SpaceMap():
						needed = requested_ranges
					ranges = ()
					print('Missing ranges: {}, requested ranges: {}, needed ranges: {}.'.format(record['_parts'], requested_ranges, needed))
					if needed != None and len(needed) > 0:
						needed.rewind()
						while True:
							range = needed.pop()
							if range[0] == None:
								break
							ranges += '{}-{}'.format(range[0], range[1] - 1),
						my_headers['range'] = 'bytes=' + ','.join(ranges)

				request = urllib2.Request(request, headers = my_headers)

				source = urllib2.urlopen(request)
				new_record = {}
				new_record['_parts'] = record['_parts']
				headers = source.info()