// http://www.dynamicdrive.com/dynamicindex2/fadescroll.htm
/***********************************************
* Fading Scroller- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/
var delay 		= 4500; //set delay between message change (in miliseconds)
var maxsteps	= 40; // number of steps to take to change from start color to endcolor
var stepdelay	= 50; // time in miliseconds of a single step  **Note: maxsteps*stepdelay will be total time in miliseconds of fading effect
var startcolor	= new Array(255,255,255) ; // start color (red, green, blue)
var endcolor	= new Array(34,94,34); // end color (red, green, blue)
var fadelinks	= 1;  //should links inside scroller content also fade like text? 0 for no, 1 for yes.

///No need to edit below this line/////////////////
var ie4=document.all&&!document.getElementById;
var DOM2=document.getElementById;
var faderdelay=0;
var index=0;

/*Rafael Raposo edited function*/
//function to change content
function changecontent(){
  if (index>=MessageText.length)
    index=0
  if (DOM2){
    document.getElementById("fscroller").style.color="rgb("+startcolor[0]+", "+startcolor[1]+", "+startcolor[2]+")";
	document.getElementById("fscroller").innerHTML=IntroText + MessageText[index];
   // if (fadelinks){
   //    linkcolorchange(1);
   //}
    colorfade(1, 15);
  }
  else if (ie4)
	document.all.fscroller.innerHTML=MessageText[index];
  index++
}

// colorfade() partially by Marcio Galli for Netscape Communications.  ////////////
// Modified by Dynamicdrive.com
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);
  }
}

/*Rafael Raposo edited function*/
var fadecounter;
function colorfade(step) {
	var l_stepcolor;
  if(step<=maxsteps) {	
  	l_stepcolor = getstepcolor(step);
    //document.getElementById("fscroller1").style.color=l_stepcolor;
	document.getElementById("fscroller2").style.color=l_stepcolor;
	document.getElementById("fscroller3").style.color=l_stepcolor;
  // if (fadelinks)
  //    linkcolorchange(step);
    step++;
    fadecounter = setTimeout("colorfade("+step+")", stepdelay);
  }else{
    clearTimeout(fadecounter);
	l_stepcolor = "rgb("+endcolor[0]+", "+endcolor[1]+", "+endcolor[2]+")";
    //document.getElementById("fscroller1").style.color=l_stepcolor;
	document.getElementById("fscroller2").style.color=l_stepcolor;
	document.getElementById("fscroller3").style.color=l_stepcolor;
    setTimeout("changecontent()", delay);
	
  }   
}

/*Rafael Raposo's new function*/
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] + ")");
}

if (window.addEventListener)
	window.addEventListener("load", changecontent, false)
else if (window.attachEvent)
	window.attachEvent("onload", changecontent)
else if (document.getElementById)
	window.onload=changecontent