bug #5024 :  Encode the message passed as query parameter of the idle mechanism
bug #5025 :  Now the different actions on the notifications parameters are sent by POST HTTP requests instead of GET HTTP requests. For doing, the parametrization is now taken in charge by PersoPeasRequestRouter and no more by the personalization_Notification.jsp page.
fixing bug #5025
fixing display of operation label
using inlineMessage class instead of local style
turn page into XHTML