代码如下：
<script language= "javascript " type= "text/javascript ">
function showit()
{
self.setInterval( "changeit() ", 800);
}
function changeit()
{
var bg = '# ';
var color = new Array( "A ", "B ", "C ", "D ", "E ", "F ");
var node = document.getElementById( "con ");//#33FF33
for (var j=1; j <7; j++)
{
var i = Math.round(Math.random()*10);
if (i> =5)
{ bg = bg+color[i-5]; }
else
{ bg = bg + i; }
}
node.style.color = bg;
}
</script>
</HEAD>
<BODY onload= "showit(); ">
<div id= "con " style= "background:#330000;color:#FF3300;width:80px;height:30px;font-size:16pt; "> lasdflasdfhalsdfaldfladhladhlasd </div>
</BODY>
</HTML>