how to hadle the errors in sturts

hi, How to handle the error messages in struts. please any one can help me. regards,
[112 byte] By [ravi_ncst@yahoo.co.ina] at [2007-10-3 5:47:15]
# 1
http://www.google.com/search?q=struts+exception+handling
yawmarka at 2007-7-14 23:55:34 > top of Java-index,Archived Forums,Java 2 Software Development Kit (J2SE SDK)...