var newImg = new Array(
"images/slideshow/work1.png",
"images/slideshow/work2.png",
"images/slideshow/work3.png",
"images/slideshow/work4.png",
"images/slideshow/work5.png")

var imgNum = 0
var imgLength = newImg.length - 1

function chgImg(direction)
{
	if (document.images)
	{
		imgNum += direction
		if (imgNum > imgLength)
		{
		imgNum=0
		}
		if (imgNum < 0)
		{
		imgNum = imgLength
		}
		document.slideshow.src = newImg[imgNum]
	}
}