function canManipulateImages() {
	if (document.images)
		return true;
	else
		return false;
}
function loadSlide(imageURL) {
	if (gImageCapableBrowser) {
		document.slide.src = imageURL;
		return false;
	}
	else {
		return true;
	}
}
function nextSlide() {
	gCurrentImage = (gCurrentImage + 1) % gNumberOfImages;
	loadSlide(gImages[gCurrentImage]);
}
gImageCapableBrowser = canManipulateImages();
gCurrentImage = 0;
setInterval("nextSlide()",gSlideshowInterval * 1000);