2[Codes HTML]Los mejores Efectos Para tuWeb[Web's]

<!-- Mas javascripts en http://www.codesweb.es.tl --> <center> <!--Change amar image name to your own--> <img id="reflect" src=" URL DE LA FOTO REFLEJADA " _fcksavedurl=" URL DE LA IMAGEN "><br> <script language="Javascript1.2">
function f1(){
setInterval("mdiv.filters.wave.phase+=10",100);
}
if (document.all){
document.write('<img id=mdiv src="'+document.all.reflect.src+'" style="filter:wave(strength=3,freq=3,phase=0,lightstrength=30) blur() flipv()">')
window.onload=f1
}
</script> </center>

Titulo que recorre la barra de estado..
<Codes Web> <td width="100%"><script language="Javascript"><!--// Scroll
var MessageText = " TU MENSAJE "
var DisplayLength = 200
var pos = 1 - DisplayLength;
function ScrollInStatusBar(){
var scroll = "";
pos++;
if (pos == MessageText.length) pos = 1 - DisplayLength;
if (pos<0)
{
for (var i=1; i<=Math.abs(pos); i++)
scroll = scroll + " ";
scroll = scroll + MessageText.substring(0, DisplayLength - i + 1);
}
else
scroll = scroll + MessageText.substring(pos, pos + DisplayLength);
window.status = scroll;
//Scrolling speed
setTimeout("ScrollInStatusBar()",10);
}
ScrollInStatusBar()
// --></script> <p> </td>

Otro de Barra de estado

<script LANGUAGE="Javascript">
<!-- Codes Web !-->
// Www.codesweb.es.tl
var MessageText = " Tu Mensaje "
var DisplayLength = 50
var pos = 1 - DisplayLength;
function ScrollInStatusBar(){
var scroll = "";
pos++;
if (pos == MessageText.length) pos = 1 - DisplayLength;
if (pos<0)
{
for (var i=1; i<=Math.abs(pos); i++)
scroll = scroll + "";
scroll = scroll + MessageText.substring(0, DisplayLength - i + 1);
}
else
scroll = scroll + MessageText.substring(pos, pos + DisplayLength);
window.status = scroll;
//Scrolling speed
setTimeout("ScrollInStatusBar()",100);
}
ScrollInStatusBar()
//-->
</script>

Me gustaria que pusieras para que sirve, que es lo que hace tal codigo