// JavaScript Document

function imagePreviewInit(productName) {
	for (i=1; i<=15; i++){
		document.getElementById("preview_image" + i).src = "images/preview_images/" + productName + i + ".jpg";
		if (i!=1){
			document.getElementById("preview_image" + i).style.display = 'none';
		} else {
			document.getElementById("preview_image" + i).style.display = 'block';
		}
	}
}

function getPreviewImage(direction) {

	for (i=1; i<=15; i++){
		if (document.getElementById("preview_image" + i).style.display == 'block'){
			hideSlide = i;
			if (direction == 'prev'){
				showSlide = i-1;
				if (showSlide == 0){
					showSlide = 15;
				}
			} else {
				showSlide = i+1;
				if (showSlide == 16){
					showSlide = 1;
				}
			}
		}
	}

document.getElementById("preview_image" + hideSlide).style.display = 'none';
document.getElementById("preview_image" + showSlide).style.display = 'block';
}