HEPHAESTUS 16'S PROFILE

exsuxese me but i would be very happy if one of you pepole coould tell me how to put timmers on my messages so they are only on screen for a few seconds so you don't have to keep pushing space bar! i would be very happy if you did this for me all i need to know is how to have a message come on to the screen then come of altomaticly after 2 or 3 seconds.because i have not got a clue how to ???.