Animation: welcome message
//Welcome Message - http://www.btinternet.com/~kurt.grigg/javascript
/*
Paste this link as the last thing on your page just before </body></html>
<script type="text/javascript" src="welcomemessage.js"></script>
To edit the message and colours, right click on the welcomemessage.js file icon
and choose edit.
Make sure the welcomemessage.js file is in/uploaded to the same directory/folder
as the web page using it!
*/
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Welcome Message</title>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
<meta http-equiv="content-script-type" content="text/javascript">
<meta http-equiv="content-style-type" content="text/css">
</head>
<body>
<script type="text/javascript">
//Welcome Message - http://www.btinternet.com/~kurt.grigg/javascript
if ((document.getElementById) &&
window.addEventListener || window.attachEvent){
if (!window.opera){
(function(){
//Configure here.
var message = "Any message you want here !"; //your message.
var col = new Array('#ff0000','#00aa00','#0000ff'); //add more if needed.
var xyz = 26; //max grow size.
var spd = 30; //setTimeout speed.
//End.
var msg = message.split(" ");
var timer = null;
var clrPos = 0;
var msgPos = 0;
var jog = 1;
var currentStep = 10;
var step = 8;
var h,w,y,x,r,xy;
var d = document;
var pix = "px";
var domWw = (typeof window.innerWidth == "number");
var domSy = (typeof window.pageYOffset == "number");
var running = true;
var box,txt;
var ovrflw = (d.documentElement.style &&
typeof d.documentElement.style.MozOpacity == "string")
?"-moz-scrollbars-none":"hidden";
var idx = d.getElementsByTagName('div').length;
d.write("<div id='_box"+idx+"' style='position:absolute;top:0px;left:0px;"
+"height:10px;width:10px;text-align:center;overflow:"+ovrflw+"'>"
+"<div id='_txt"+idx+"' style='position:absolute;top:0px;left:0px;width:1px;"
+"height:1px;font-family:arial,sans-serif;font-size:1px'>.<\/div><\/div>");
if (domWw) r = window;
else{
if (d.documentElement &&
typeof d.documentElement.clientWidth == "number" &&
d.documentElement.clientWidth != 0)
r = d.documentElement;
else{
if (d.body &&
typeof d.body.clientWidth == "number")
r = d.body;
}
}
function winsize(){
var oh,sy,ow,sx,rh,rw;
if (domWw){
if (d.documentElement && d.defaultView &&
typeof d.defaultView.scrollMaxY == "number"){
oh = d.documentElement.offsetHeight;
sy = d.defaultView.scrollMaxY;
ow = d.documentElement.offsetWidth;
sx = d.defaultView.scrollMaxX;
rh = oh-sy;
rw = ow-sx;
}
else{
rh = r.innerHeight;
rw = r.innerWidth;
}
h = rh;
w = rw;
}
else{
h = r.clientHeight;
w = r.clientWidth;
}
y = Math.floor(h/2);
x = Math.floor(w/2);
xy = (w >= h)?w:h;
}
function scrl(yx){
var sy,sx;
if (domSy){
sy = r.pageYOffset;
sx = r.pageXOffset;
}
else{
sy = r.scrollTop;
sx = r.scrollLeft;
}
return (yx == 0)?sy:sx;
}
function dsply(){
step += 15;
currentStep += step;
txt.top = y + Math.floor(-currentStep/16) + pix;
txt.left = x + Math.floor(-currentStep/2) + pix;
txt.width = currentStep + pix;
txt.fontSize = Math.floor(currentStep/8) + pix;
txt.color = col[clrPos];
d.getElementById("_txt"+idx).firstChild.data = msg[msgPos];
if (currentStep > xy * xyz){
currentStep = 10;
step = 8;
msgPos += jog;
clrPos += jog;
}
if (clrPos >= col.length){
clrPos = 0;
}
timer = setTimeout(dsply,spd);
if (msgPos >= msg.length){
running = false;
box.width = 1 + pix;
box.height = 1 + pix;
box.visibility = "hidden";
txt.width = 1 + pix;
txt.height = 1 + pix;
txt.visibility = "hidden";
clearTimeout(timer);
}
box.top = scrl(0) + pix;
box.left = scrl(1) + pix;
}
function dims(){
if (domWw) box.width = "100%";
else box.width = w + pix;
box.height = h + pix;
}
function init(){
winsize();
box = document.getElementById("_box"+idx).style;
txt = document.getElementById("_txt"+idx).style;
dims();
dsply();
}
function rsz(){
if (running){
winsize();
dims();
}
}
if (window.addEventListener){
window.addEventListener("resize",rsz,false);
window.addEventListener("load",init,false);
}
else if (window.attachEvent){
window.attachEvent("onresize",rsz);
window.attachEvent("onload",init);
}
})();
}
}//End.
</script>
</body>
</html>
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