You will have to create and enable a new theme to do this. The table text you want
to be changed would be within the messages.properties files. See two tutorials:
http://developers.sun.com/prodtech/javatools/jscreator/learning/tutorials/2/the mes.html
http://developers.sun.com/prodtech/javatools/jscreator/learning/tutorials/2/sty lesheets_comps.html
/krys