var colcount = 9, colp=0, timeoutx=60;	
 function colchange() {
 var i,x,tmp,hex;
 for (i=1;i<=colcount; i++) {
 tmp = (Math.sin( (colp-i*10)/128 )+1)*110;
 hex = parseInt(tmp*1).toString(16).toUpperCase();
 while (hex.length<2) hex='0'+hex;
 document.getElementById('col'+i).style.color='#00'+hex+'00';
 }
 colp+=15;
 setTimeout("colchange()",timeoutx);
}