$fp = fopen("iptlogfile.txt", "w+");
	
	print "<pre>" . print_r($fp) . "</pre>";
	$data = fread($fp, "706220");
	
	print $data;
	
	$data = str_replace($fromstr, $tostr, $data);
	
	print $data;
	fwrite($fp, $data);
	fclose($fp);