<SCRIPT language=JavaScript>
<!--
ScrollSpeed = 250; // milliseconds between scrolls
ScrollChars = 4; // chars scrolled per time period

function SetupTicker() {
// add space to the left of the message
msg = "escrever aqui a mensagem";
RunTicker();}

function RunTicker() {
window.setTimeout('RunTicker()',ScrollSpeed);
window.status = msg;
msg = msg.substring(ScrollChars) + msg.substring(0,ScrollChars);}
SetupTicker();

<!-- end -->
</SCRIPT>