function canManipulateImages() {
	if (document.images)
		return true;
	else
		return false;
}
function loadSlideLeft(imageURL) {
	if (gImageCapableBrowser) {
		document.slideLeft.src = imageURL;
		return false;
	}
	else {
		return true;
	}
}
function loadSlideMiddle(imageURL) {
	if (gImageCapableBrowser) {
		document.slideMiddle.src = imageURL;
		return false;
	}
	else {
		return true;
	}
}
function loadSlideRight(imageURL) {
	if (gImageCapableBrowser) {
		document.slideRight.src = imageURL;
		return false;
	}
	else {
		return true;
	}
}
function nextSlideLeft() {
	gCurrentImageLeft = (gCurrentImageLeft + 1) % gNumberOfImagesLeft;
	loadSlideLeft(gImagesLeft[gCurrentImageLeft]);
}
function nextSlideMiddle() {
	gCurrentImageMiddle = (gCurrentImageMiddle + 1) % gNumberOfImagesMiddle;
	loadSlideMiddle(gImagesMiddle[gCurrentImageMiddle]);
}
function nextSlideRight() {
	gCurrentImageRight = (gCurrentImageRight + 1) % gNumberOfImagesRight;
	loadSlideRight(gImagesRight[gCurrentImageRight]);
}
gImageCapableBrowser = canManipulateImages();
gCurrentImageLeft = 0;
gCurrentImageMiddle = 0;
gCurrentImageRight = 0;
setInterval("nextSlideLeft()",gSlideshowIntervalLeft * 1000);
setInterval("nextSlideMiddle()",gSlideshowIntervalMiddle * 900);
setInterval("nextSlideRight()",gSlideshowIntervalRight * 800);