// JavaScript Document

/***********************************************
* 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 = 11000; //set delay between message change (in miliseconds)
var maxsteps=10; // number of steps to take to change from start color to endcolor
var stepdelay=40; // 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(50,50,50); // end color (red, green, blue)

var fcontent=new Array();
begintag='<div>'; //set opening tag, such as font declarations
fcontent[0]="<p><i>\"It's absolutely brilliant! It's so multi-layered, it's interesting and it pulls you in!\"</i></p><img src='/images/testimonials/bbc.gif'></br><b>Faye Hatcher, Journalist, BBC Radio Gloucestershire</b></p>";
fcontent[1]="<p><i>\"Thinking outside the box is easier said than done, but husband and wife team Harry and Becky O'Connor had no problem when it came to their art site and design company.\"</i></p><img src='/images/testimonials/advanced-photoshop.gif'></br><b>Advanced Photoshop Magazine, Imagine Publishing Ltd</b>";
fcontent[2]="<p><i>\"Their work ethic and quality of work make it an easy choice for us whenever we need to bring in extra web development and design expertise.\"</i></p><img src='/images/testimonials/netmotivated.gif'></br><b>Neil Duddridge, Director, Netmotivated Ltd</b>";
fcontent[3]="<p><i>\"I am inspired to offset that footprint by donating to an environmental cause - simple, yet brilliant and very good for my conscience!\"</i></p><img src='/images/testimonials/bbc.gif'></br><b>Kate Russell, Presenter, BBC Television</b>";
fcontent[4]="<p><i>\"That is fantastic! I have had to open it 3 or 4 times to have another look! Once again guys, great work!\"</i></p><img src='/images/testimonials/aggora.gif'></br><b>Simon Pointon, Director, Aggora Group</b>";
closetag='<span>View More Testimonials</span></div>';

var fwidth='390px'; //set scroller width
var fheight='90px'; //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){
    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] + ")");
}

if (ie4||DOM2)
  document.write('<div id="fscroller" style="width:'+fwidth+';height:'+fheight+'"></div>');

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