var GalleryNextButton = new Image();
GalleryNextButton.src = "./images/GalleryNextButton.gif";
var GalleryNextButtonOver = new Image();
GalleryNextButtonOver.src = "./images/GalleryNextButtonOver.gif";

var GalleryCD1 = new Image();
GalleryCD1.src = "./images/GalleryCD1.jpg";

function ShowItem(Id)
{
	var ThisElement = document.getElementById(Id);
	var NewSrc = eval(Id + 'Over');
	
	if(ThisElement){
		ThisElement.src=NewSrc.src;
		ThisElement.style.cursor = "hand";
	}
}
function HideItem(Id)
{
	var ThisElement = document.getElementById(Id);
	var NewSrc = eval(Id);
	
	if(ThisElement){
		ThisElement.src=NewSrc.src;
		ThisElement.style.cursor = "hand";
	}
}
function ChangeClass(Id,NewClass)
{
	var ThisElement = document.getElementById(Id);
	if(ThisElement){
		ThisElement.className = NewClass;
	}
}
function Show(Id)
{
	var ThisElement = document.getElementById(Id);
	
	ThisElement.style.visibility = "visible";
}
function Hide(Id)
{
	var ThisElement = document.getElementById(Id);
	
	if(ThisElement){
		ThisElement.style.visibility = "hidden";
	}
}
function NextPicture(ImageId)
{
	ImageObject = eval('document.' + ImageId);
	ImageTrackingObject = document.getElementById('CurrentImage');
	nextImage = parseInt(ImageTrackingObject.value);
	++nextImage;
	if(nextImage > 12){
		nextImage = 1;
	}
	ImageTrackingObject.value=nextImage;
	ImageObject.src = '../images/portfolio/PortfolioImage' + nextImage + '.jpg';
	document.PortfolioDescription.src='../images/portfolio/PortfolioDescription' + nextImage + '.gif';
	return true;
}
function PreviousPicture(ImageId)
{
	ImageObject = eval('document.' + ImageId);
	ImageTrackingObject = document.getElementById('CurrentImage');
	nextImage = parseInt(ImageTrackingObject.value);
	--nextImage;
	if(nextImage < 1){
		nextImage = 12;
	}
	ImageTrackingObject.value=nextImage;
	ImageObject.src = '../images/portfolio/PortfolioImage' + nextImage + '.jpg';
	document.PortfolioDescription.src='../images/portfolio/PortfolioDescription' + nextImage + '.gif';
	return true;
}
function SetCurrentPicture(ImageNumber)
/* 	1. Expects the number of the image clicked on as a string
	2. Uses the object MainPicture as the Image being changed
	3. Uses the object PortfolioDescription as the Description Image being changed
 */
{
	document.getElementById('CurrentImage').value=ImageNumber;
	document.MainPicture.src='../images/portfolio/PortfolioImage' + ImageNumber + '.jpg';
	document.PortfolioDescription.src='../images/portfolio/PortfolioDescription' + ImageNumber + '.gif';
}
function returnDate(){
	now = new Date();
	var monthsArray = new Array("January", "February","March","April","May","June","July","August","September","October","November","December");
  var month = monthsArray[now.getMonth()];
	return (month +" "+now.getDate()+", "+now.getFullYear());
}