function vdsObjImage(src,caption,submitter,coordX,coordY){
	if(caption == ''){
		caption = '$clientName Photo Gallery';
	}
	this.src = src;
	this.submitter = submitter;
	this.caption = caption;
	this.coordX = coordX;
	this.coordY = coordY;
}
function moveSlideShow(step){
	myIdx += step;
	if(myIdx > maxCount){
		myIdx = 0;
	}else if(myIdx < 0){
		myIdx = maxCount;
	}
	updateSlideShow();
}
function updateSlideShow() {
	if (document.images){
		document.images['MainPhoto'].src = myImgList[myIdx].src;
		document.images['MainPhoto'].alt = myImgList[myIdx].caption;
	}
	if(document.layers){
		document.layers['MainCaption'].innerHTML = myImgList[myIdx].submitter;
	}else if(document.getElementById){
		var obj = document.getElementById('MainCaption');
		obj.innerHTML = myImgList[myIdx].submitter;
	}else if(document.all){
		document.all['MainCaption'].innerHTML = myImgList[myIdx].submitter;
	}
}