// Ali Cengiz Begen @ 2005

var flag = ( navigator.userAgent.indexOf("MSIE") >=0 && parseInt( navigator.appVersion ) >= 4);

var noImages = 13;
var pause = 5000;
var index = 1;

images = new Array

function initialize() 
{
    var i;
    imageObj = new Image();
     
	for(i=1; i<=noImages; i++){
		images[i] = "images/city/a"+i+".jpg";
		imageObj.src = images[i];
	}
	loadImage();
	correctHeight();
} 

imageTexts = new Array
imageTexts[1] = 'Downtown Atlanta'
imageTexts[2] = 'Downtown Atlanta'
imageTexts[3] = 'Downtown from Georgia Tech'
imageTexts[4] = 'Downtown at Night'
imageTexts[5] = 'Downtown at Night'
imageTexts[6] = 'Atlanta Streets'
imageTexts[7] = 'Turner Field - The Braves'
imageTexts[8] = 'World of Coca Cola'
imageTexts[9] = 'Stone Mountain Park'
imageTexts[10] = 'Stone Mountain Park'
imageTexts[11] = 'Stone Mountain Park'
imageTexts[12] = 'Pandas in Atlanta Zoo'
imageTexts[13] = 'Georgia Tech'


function loadImage(){

	setTimeout('changeImage()', pause);
}

function changeImage(){
	//var rn = Math.random() ;
	//var index = Math.round( (noImages -1) * rn) + 1 ;
	index = index + 1;
	if (index > noImages){
		index = 1;
	}	
	document.getElementById('cityPicture').src = images[index];
	document.getElementById("cityPictureText").innerHTML = '<p align="center" class="slideText">'+imageTexts[index];
	loadImage();
}

function correctHeight() {
	if (flag) {
		correctHeightIE();				
	}
	else { 
		correctHeightOthers();
	}	
}

function correctHeightIE() {
	//document.getElementById('spacer').height = document.body.clientHeight-340;
}

function correctHeightOthers() {
	//document.getElementById('spacer').height = document.body.clientHeight-340;
}