var delay = 6000; //delay between message change
var maxsteps=60; // number of steps to take to change
var stepdelay=60; // time in miliseconds of a single step

var startcolor= new Array(255,255,255); // start color (red, green, blue)
var endcolor=new Array(0,0,0); // end color (red, green, blue)
var fcontent=new Array();

var fwidth='300px'; 
var fheight='230px';
var fadelinks=1;  

var ie4=document.all&&!document.getElementById;
var DOM2=document.getElementById;
var faderdelay=0;
var index=0;
//function to change content
function changecontent(){
  if (index >= fcontent.length)
	index=0;
  if (DOM2){
	document.getElementById("fscroller").style.color="rgb("+startcolor[0]+", "+startcolor[1]+", "+startcolor[2]+")"
	document.getElementById("fscroller").innerHTML=begintag+fcontent[index]+closetag
	if (fadelinks)
	  linkcolorchange(1);
	colorfade(1, 15);
  }
  else if (ie4)
	document.all.fscroller.innerHTML=begintag+fcontent[index]+closetag;
  index++
}
function linkcolorchange(step){
  var obj=document.getElementById("fscroller").getElementsByTagName("A");
  if (obj.length>0){
	for (i=0;i<obj.length;i++)
	  obj[i].style.color=getstepcolor(step);
  }
}
var fadecounter;
function colorfade(step) {
  if(step<=maxsteps) {
	document.getElementById("fscroller").style.color=getstepcolor(step);
	if (fadelinks)
	  linkcolorchange(step);
	step++;
	fadecounter=setTimeout("colorfade("+step+")",stepdelay);
  }else{
	clearTimeout(fadecounter);
	document.getElementById("fscroller").style.color="rgb("+endcolor[0]+", "+endcolor[1]+", "+endcolor[2]+")";
	setTimeout("changecontent()", delay);

  }
}
function getstepcolor(step) {
  var diff
  var newcolor=new Array(3);
  for(var i=0;i<3;i++) {
	diff = (startcolor[i]-endcolor[i]);
	if(diff > 0) {
	  newcolor[i] = startcolor[i]-(Math.round((diff/maxsteps))*step);
	} else {
	  newcolor[i] = startcolor[i]+(Math.round((Math.abs(diff)/maxsteps))*step);
	}
  }
  return ("rgb(" + newcolor[0] + ", " + newcolor[1] + ", " + newcolor[2] + ")");
}

