<script language="JavaScript">
<!--- Rainbow Text JavaScript module written by Peter Harman 1996
//  100752.1770@compuserve.com
var rainString = "This is an example of text in rainbow colours using  JavaScript."
var position = -1
var longness = rainString.length - 1
function rainbow(rainString) {
   while(position <= longness) {  
      document.write("<font color=\"#ff0000\">" + rainString.charAt(position) + "</font>")
      position++
      document.write("<font color=\"#ffa500\">" + rainString.charAt(position) + "</font>")
      position++
      document.write("<font color=\"#ffff00\">" + rainString.charAt(position) + "</font>")
      position++
      document.write("<font color=\"#008000\">" + rainString.charAt(position) + "</font>")
      position++
      document.write("<font color=\"#0000ff\">" + rainString.charAt(position) + "</font>")
      position++
      document.write("<font color=\"#4b0082\">" + rainString.charAt(position) + "</font>")
      position++
      document.write("<font color=\"#ee82ee\">" + rainString.charAt(position) + "</font>")
      position++
}
}
//-->
</script>
<script language="JavaScript">
<!--
function MakeArray(n){
   this.length=n;
   for(var i=1; i<=n; i++) this[i]=i-1;
   return this
}

hex=new MakeArray(16);
hex[11]="A"; hex[12]="B"; hex[13]="C"; hex[14]="D"; hex[15]="E"; hex[16]="F";
function ToHex(x){
   var high=x/16;
   var s=high+""; 
   s=s.substring(0,2);
   high=parseInt(s,10);
   var left=hex[high+1];
   var low=x-high*16;   
   s=low+"";            
   s=s.substring(0,2);  
   low=parseInt(s,10);  
   var right=hex[low+1];
   var string=left+""+right; 
   return string;
}

function Fade(text){
   text=text.substring(3,text.length-4);
   color_d1=255;
   mul=color_d1/text.length;
   for(i=0;i<text.length;i++){
      color_d1=255*Math.sin(i/(text.length/3));
      color_h1=ToHex(color_d1);
      color_d2=mul*i;
      color_h2=ToHex(color_d2);
      document.write("<FONT COLOR='#FF"+color_h1+color_h2+"'>"+text.substring(i,i+1)+'</FONT>');
   }
}
//-->
</script>
</head>
<body bgcolor="#000000">
<center><h1><font color="#FFFFFF">Rainbow text</font></h1></center>
<script language="JavaScript">
<!--- Rainbow
document.write(rainbow(rainString))
// -->
</script>
<p><font color="#FFFFFF">Difficult to read, isn't it? &lt;g&gt;<br>It looks even worse on a light background!</font></p><hr align="CENTER" width="50%">
<p><font color="#FFFFFF">Here's another example produced by a different Javascript:</font></p>
<p><script language="JavaScript">
<!--
Fade("-->An example of rainbow colours.<!--");
//-->
</script></p>
