root@Linux:/home/chino/system/scripts# root-tail -g 800x250+100+50 -font fixed /var/log/messages,yellow /var/log/syslog,green /var/log/secure,red /var/log/apache/access_log,orange, 'ALERT'
Xlib: connection to ":0.0" refused by server
Xlib: No protocol specified

Can't open display (null).