// ECY Sailing School Photos

function initForm()
{
document.images.MainPicture.src = Pic[1] // set the current picture
document.getElementById('picDescription').innerHTML = PicDescription[1] // assign picture description to picture
}

function changeImage(index)
{

document.images.MainPicture.src = Pic[index] // set the current picture
document.getElementById('picDescription').innerHTML = PicDescription[index]
// document.getElementById('selectedPhotoId').innerHTML = index + " of 23 Photos"
currentPhoto = index
}

function RotatePhotoViewer(shift)
{
	if (shift == 1)
	{
		if (currentPhoto == 23)
		{
			changeImage(0)
		}
		if (currentPhoto != 23)
		{
			changeImage(currentPhoto + 1)
		}
	}

	if (shift == -1)
	{
		if (currentPhoto == 1)
		{
			changeImage(23 + 1)
		}
		if (currentPhoto != 1)
		{
			changeImage(currentPhoto - 1)
		}
	}
}