﻿var delay = 10000; //set delay between message change (in miliseconds)
var maxsteps=50; // number of steps to take to change from start color to endcolor
var stepdelay=100; // 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(102,102,102); // end color (red, green, blue)

var fcontent=new Array();
begintag=''; //set opening tag, such as font declarations
fcontent[0]="\"As a teacher I have been able to streamline the learning experience without having to constantly patrol student workstations for inappropriate content ...\"<br /><br /><strong>Mr. Mark Chorak<br />Computer Teacher</strong>"
fcontent[1]="\"... In conjunction, with the quiz tool, I have also been able to use this feature that helps me circumvent the monotony of grading. Just an all around tool that any school computer lab cannot do without!\"<br /><br /><strong>Mr. Mark Chorak<br />Computer Teacher</strong>"
fcontent[2]="\"Pupils are more involved in the learning process and the teacher is able to deliver lessons better - definitely a win-win situation!\"<br /><br /><strong>Mr. Henry Lee<br />Head of IT Department,<br />Montfort Junior School</strong>"
fcontent[3]="\"Junglebyte Teach is stable and my teachers are very happy with its performance. Pupils are now on task during lessons.\"<br /><br /><strong>Ms. Koh Kim Lian<br />HOD/IT<br />Boon Lay Secondary School</strong>"
closetag='';

var fwidth='150px'; //set scroller width
var fheight='150px'; //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;


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] + ")");
}

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