function changeImage() {
	if (document.images)
		return true;
	else
		return false;
}

function loadSlide(imageURL,bigimageURL) {
	if (CanChangeImage) {
		document.slide.src = imageURL;
		if (document.getElementById('slidea')) {
			if (bigimageURL != '') {
				document.getElementById('slidea').href = bigimageURL;
			}
		}
		return false;
	}
	else {
		return true;
	}
}

function nextImage() {
	CurrentImage = (CurrentImage + 1) % TotalImage;
	loadSlide(Images[CurrentImage]);
}

function prevImage() {
	if (CurrentImage == 0) {
		CurrentImage = TotalImage - 1;
	} else {
		CurrentImage = CurrentImage - 1;
	}
	loadSlide(Images[CurrentImage]);
}

function setborder(objimg) {

	//unset highlight border on all images
	$('[pos=gr]').attr('className', 'imgll');

	//set highlight border on selected image
	objimg.className = 'imghl';
}