The portlet spec is your friend: anonymous wrote : PLT.7.1.1 Including a Portlet Mode or a Window State | A portlet URL can include a specific portlet mode (see PLT.8 Portlet Modes Chapter) or | window state (see PLT.9 Window States Chapter). The PortletURL interface has the | setWindowState and setPortletMode methods for setting the portlet mode and window | state in the portlet URL. For example: | ... | PortletURL url = response.createActionURL(); | url.setParameter(?paymentMethod?,?creditCardInProfile?); | url.setWindowState(WindowState.MAXIMIZED); | writer.print(?<FORM METHOD=\?POST\? ACTION=\??+ url.toString()+?\?>?); | ... | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3978742#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...