var imagesArray = new Array();
var currentImage = 0;

imagesArray[imagesArray.length] = new Array("jt1.jpg", "Jackson Trails Community");
imagesArray[imagesArray.length] = new Array("jt2.jpg", "Jackson Trails Community");
imagesArray[imagesArray.length] = new Array("jt3.jpg", "Jackson Trails Community");
imagesArray[imagesArray.length] = new Array("jt4.jpg", "Jackson Trails Community");
imagesArray[imagesArray.length] = new Array("jt5.jpg", "Jackson Trails Community");
imagesArray[imagesArray.length] = new Array("jt6.jpg", "Jackson Trails Community");
imagesArray[imagesArray.length] = new Array("jt7.jpg", "Jackson Trails Community");



function previousImage() {
	if (currentImage == 0) {
	   currentImage = imagesArray.length - 1;
	} else {
		currentImage--;
	}
	
	setImage(currentImage);
}

function nextImage() {
   if (currentImage == imagesArray.length - 1) {
	   currentImage = 0;
	} else {
		currentImage++;
	}
	
	setImage(currentImage)
}

function setImage(which) {
	document.getElementById('changeImage').src = '_images/photo/'+imagesArray[which][0];
	document.getElementById('caption').innerHTML=imagesArray[which][1];
}