I want to display a string \"Your status has been posted\" for something around 3 or so seconds than I want it to go away.
As of right now I have a news feed where the u
Unless you go for some weird "100 Continue" approach interleaved before you present your next web page you will need to do this in javascript.
If this i to display for a period after they first see a webpage then you can have something like a This message will disappear and then add a script which is called from your tag's onLoad action which would (e.g.) sleep for three seconds and then set the content of that div to be empty.