bubble text

<script type="text/javascript">
// <![CDATA[
var bgcolour="#ffffff"; // background colour
var fgcolour="#000aa"; // foreground colour
var speed=80; // speed of bubbling, lower is faster
var shades=12; // number of shades of bubble

/****************************
* Bubbling Text Effect *
*(c)2003-13 mf2fm web-design*
* http://www.mf2fm.com/rv *
* DON'T EDIT BELOW THIS BOX *
****************************/
var bubbcol=new Array();
var bubbshd;
var bubbler, bubbtxt;
var bubbchr=new Array();

function addLoadEvent(funky) {
var oldonload=window.onload;
if (typeof(oldonload)!='function') window.onload=funky;
else window.onload=function() {
if (oldonload) oldonload();
funky();
}
}

addLoadEvent(bubbagump);

function bubbagump() { if (document.getElementById) {
var i, fg, bg, col;
for (bubbler=0; bubbler<=shades; bubbler++) {
col="#";
for (i=1; i<6; i+=2) {
bg=parseInt(bgcolour.substring(i,i+2),16);
fg=parseInt(fgcolour.substring(i,i+2),16);
col+=dechex(bg+(fg-bg)*(bubbler/shades));
}
bubbcol[bubbler+1]=col;
if (bubbler==Math.floor(shades/2)) bubbshd=col;
}
bubbler=document.getElementById("bubble");
bubbtxt=bubbler.firstChild.nodeValue;
while (bubbler.childNodes.length) bubbler.removeChild(bubbler.childNodes[0]);
for (i=0; i<bubbtxt.length; i++) {
fg=document.createElement("span");
fg.setAttribute("id", "bubb"+i);
fg.style.textShadow=bubbshd+" 0px 0px 2px";
fg.appendChild(document.createTextNode(bubbtxt.charAt(i)));
bubbler.appendChild(fg);
}
bubbler=setInterval("bubbling()", speed);
}}

function dechex(dec) {
dec=Math.floor(dec);
return ((dec<16)?'0':'')+dec.toString(16);
}

function bubbling() {
var i, bubby;
for (i=0; i<bubbtxt.length; i++) {
bubby=document.getElementById("bubb"+i);
if (bubbchr[i]) {
bubby.style.color=bubbcol[bubbchr[i]];
bubbchr[i]=(bubbchr[i]+1)%bubbcol.length;
}
else if (Math.random()<7.5/(shades*bubbtxt.length)) bubbchr[i]=1;
}
}
// ]]>
</script>
<span id="bubble" style="font-size:1.25em;
line-height:1.75em;
font-family:'arial';">bubble</span>