> Is there any other alternative way for this Break the message up?
If your message is "My device color is <div style="font-weight: bold">RED</div>." then write something like this: <s:text name="device.preamble"> <div style="font-weight: bold"> <s:text name="device.red"></div>. where your properties file contains: device.preamble=My device color is device.red=RED