/***********************************************
* 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 = 6000; //set delay between message change (in miliseconds)
var maxsteps=100; // number of steps to take to change from start color to endcolor
var stepdelay=1; // 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(0,0,0); // end color (red, green, blue)

begintag='<div class="main11">'; //set opening tag, such as font declarations
closetag='</div>';

var fwidth='200px'; //set scroller width
var fheight='254px'; //set scroller height
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>=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++
}

// 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)
	{
		endcolor=new Array(0,0,255); // end color (red, green, blue);	    
		for (i=0;i<obj.length;i++)
			obj[i].style.color=getstepcolor(step);
	}

    var obj=document.getElementById("fscroller").getElementsByTagName("code");
	if (obj.length>0)
	{
		endcolor=new Array(10,10,10); // end color (red, green, blue);	    
		for (i=0;i<obj.length;i++)
			obj[i].style.color=getstepcolor(step);
	}

	var obj=document.getElementById("fscroller").getElementsByTagName("td");
	if (obj.length>0)
	{
		endcolor=new Array(10,10,10); // end color (red, green, blue);	    
		for (i=0;i<obj.length;i++)
			obj[i].style.color=getstepcolor(step);
	}
	
}

/*Rafael Raposo edited function*/
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);
	
  } 
}

/*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] + ")");
}
