// JavaScript Document






    var timing=10;  // in seconds
	timing = timing * 1000;
	var begin=setInterval('changeImage()',timing);
	var number = 0;
	var imageSrc = Array();
	var imageAlt = Array();
	var imagePath = "assets/images/homepage/";

	var totalImages = 20;

	imageAlt[0] = "Aerial John Wayne Airport, November 2011<br />&nbsp;";
	imageAlt[1] = "Overhead view Terminal C, November 2011<br />&nbsp;";
	imageAlt[2] = "Terminal C pedestrian bridge, November 2011<br />&nbsp;";
	imageAlt[3] = "Arrival level - front of Terminal C, November 2011<br />&nbsp;";	
    imageAlt[4] = "Terminal C Ticket lobby, November 2011<br />&nbsp;";
	imageAlt[5] = "Terminal C Ticket lobby, November 2011<br />&nbsp;";
	imageAlt[6] = "Terminal C Ticket lobby, November 2011<br />&nbsp;";
	imageAlt[7] = "Check in kiosk in Terminal C ticket lobby, November 2011<br />&nbsp;";
	imageAlt[8] = "Balloons mark the entrance from Terminal B to Terminal C<br />&nbsp;";
    imageAlt[9] = "Pedestrian Bridge - interior, November 2011<br />&nbsp;";
	imageAlt[10] = "New flight information display boards in Terminal C, November 2011<br />&nbsp;";
	imageAlt[11] = "Terminal C concourse, November 2011<br />&nbsp;";
	imageAlt[12] = "Commuter Terminal - Gates 22A, 22B and 22C, November 2011<br />&nbsp;";
	imageAlt[13] = "Flight of Ideas, November 2011<br />&nbsp;";	
    imageAlt[14] = "New clock in Terminal C, November 2011<br />&nbsp;";
	imageAlt[15] = "John Wayne Statue, November 2011<br />&nbsp;";
	imageAlt[16] = "Terminal C Dedication event, November 13, 2011<br />&nbsp;";
	imageAlt[17] = "Unveiling the JWA logo in Terminal C, November 13, 2011<br />&nbsp;";
	imageAlt[18] = "John Wayne Airport logo in Terminal C, November 13, 2011<br />&nbsp;";
    imageAlt[19] = "Cake by Charm City Cakes West, November 13, 2011<br />&nbsp;";
	
	function changeImage() {
	
		switch(number)
			{

			    case number:
			        number = number + 1;
			        if (number > totalImages-1) number = 0;
					imageSrc[number] = "image" + number + ".jpg?11312011";
			        document.image.src = imagePath + imageSrc[number];
			        document.image.alt = imageAlt[number];
			        document.getElementById('test').innerHTML = imageAlt[number];

					
			        break;

			    default:
			        document.image.src = imageSrc[0];
			        document.image.alt = imageAlt[0];
			        document.getElementById('test').innerHTML = imageAlt[0];
			      break;
			}
	}
	
	
	function previousImage() {
	
		switch(number)
			{

			    case number:
				number = number - 1;
				if (number < 0) number = totalImages-1
			        imageSrc[number] = "image" + number + ".jpg?11162011";
			        document.image.src = imagePath + imageSrc[number];
			        document.image.alt = imageAlt[number];
			        document.getElementById('test').innerHTML = imageAlt[number];
			        
			        
			        break;

			    default:
			        document.image.src = imageSrc[0];
			        document.image.alt = imageAlt[0];
			        document.getElementById('test').innerHTML = imageAlt[0];
			      break;
			}
	}

	
	
	
	function stopImageRotation() {
		clearInterval(begin);
	}
	
	
	function startImageRotation() {
		stopImageRotation();   // clears timing
		changeImage();			// goes to next images
		begin=setInterval('changeImage()',timing);   // resets and restarts timing
	}
	
	function reverseImageRotation() {
		stopImageRotation();   // clears timing
		previousImage();	
		
		begin=setInterval('changeImage()',timing);   // resets and restarts timing
	}