// JavaScript Banner Document

/* ACTUAL BANNER IMAGE */
var banImg = new Array();
  banImg[0]="Images/rotBanner/image01.png";
  banImg[1]="Images/rotBanner/image02.png";
  banImg[2]="Images/rotBanner/image03.png";

/* HEADER FOR BANNER */
var banHead = new Array();
  banHead[0]="Chicago Christian Counseling Center";
  banHead[1]="How can we help?";
  banHead[2]="Locations";

/* DESCRIPTIVE FOR BANNER */
var banText = new Array();
  banText[0]="Professional Christian counseling throughout Chicagoland and Northwest Indiana.";
  banText[1]="If it seems that life is out of control, call the Center.";
  banText[2]="Visit one of our many locations in the greater Chicagoland area.";

/* LINK FOR BANNER */
var banLink = new Array();
  banLink[0]="aboutUs.html";
  banLink[1]="whyCome.html";
  banLink[2]="locations.html";

/* TIME THAT BANNER LASTS */
var banTime = 6;







////* DO NOT CHANGE *////
////* DO NOT CHANGE *////
////* DO NOT CHANGE *////
////* DO NOT CHANGE *////


var count=30;
var newBan = 0;
var totalBan = banImg.length;
var timer;

function cycleBan(){
  changeImg();
  }

function changeImg(){
  if(newBan == totalBan){
    newBan = 0;
  	}
	document.getElementById("learnHEAD").innerHTML=banHead[newBan]; 
	document.getElementById("learnINFO").innerHTML=banText[newBan]; 
	document.getElementById("imageLink").href=banLink[newBan];
	document.getElementById("learnMORE").href=banLink[newBan];
	document.banner.src=banImg[newBan];
	clearTimeout(timer);
	setOpacityFull();
	newBan++;
	}

function setOpacityFull(){
	cancel = 1;
	document.banner.style.opacity=count/3/10;
	document.banner.style.filter='alpha(opacity=' + count/3*100 + ')';
	count++;
	if(count<40){
		timer=setTimeout("setOpacityFull()", 50);
		}
	else{
		clearTimeout(timer);
		cancel = 0;
  		timer=setTimeout("setOpacityZero();", banTime*1000);
		}
	}
		
function setOpacityZero(){
	if(cancel!=1){
		document.banner.style.opacity=count/3/10;
		document.banner.style.filter='alpha(opacity=' + count/3*100 + ')';
		count--;
		if(count>=0){
			timer=setTimeout("setOpacityZero()", 50);
			}
		else{
			cycleBan();
			}
		}
	}

function clickPrev(){
	newBan--;
	newBan--;
	if(newBan < 0){
		newBan = totalBan-1;
		}
	changeImg();
	}