ServletUtilities can not resolved

I am Using Eclipse IDE with jdk 1.4 and tomcat 5.5 I got this error "ServletUtilities cannot be resolved"Can anyone suggest me what can be done to remove this error?Thanks,Satya
[212 byte] By [loves_hta] at [2007-10-3 1:36:03]
# 1
Where do you get ServletUtilities from? It is not J2EE or J2SE. So wherever you get it from you have to add the JAR to your workspace's classpath so eclipse and the web application can see it.
stevejlukea at 2007-7-14 18:34:09 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...