"ellenzhao" wrote : 1. Do I have to use ajax4jsf if I only want to use Trinidad's sortable column feature? If not, how should the web.xml, faces-config.xml, and other configuration files look like? No. Remove the ajax4jsf jar, alter the config parameter that tells it to use Facelets to the correct one for Trinidad. anonymous wrote : 2. Is there any working example which has only Seam + Trinidad + Facelets together? Not afaik. anonymous wrote : 3. Does this Trinidad thing work with JSF RI 1.2 (the latest JSF reference implementation) or do I have to use MyFaces to make it work? Yes, this is what the seamdiscs example uses. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4072409#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...