Scroll en boton:
<script language="Javascript"> <!-- // please keep these lines on when you copy the source // made by: Luciano - http://www.codesweb.es.tl var speed = 100 var message = "Bienvenido a mi pagina! " var s = 0 var l = message.length document.write("<form name='btn'><input type='button' " +"name='sc' value='"+ message +"'></form>") function btnsc() { document.btn.sc.value = message.substring(s,l) + message.substring(0,s) s++ if (s >= l) { s = 0 } setTimeout("btnsc()",speed) } btnsc(); //--> </script>

Cambiar la barra de scroll: 
<STYLE type=text/css>BODY { SCROLLBAR-FACE-COLOR: #333333; SCROLLBAR-HIGHLIGHT-COLOR: #444444; SCROLLBAR-SHADOW-COLOR: #111111; SCROLLBAR-3DLIGHT-COLOR: #333333; SCROLLBAR-ARROW-COLOR: #ffffce; SCROLLBAR-TRACK-COLOR: #000000; SCROLLBAR-DARKSHADOW-COLOR: black } </STYLE>