BareTail – free “live feed” viewer for log files.
* scrolls to last line of log upon updates
* custom highlight certain rows with a color based on your kewords
Download: https://www.baremetalsoft.com/baretail/index.php
My highlighting settings:
More info: http://geekswithblogs.net/robz/archive/2008/05/09/baretail—log-file-monitoring-tool.aspx