var slideimages, whichimage, imageholder;
var ie55=window.createPopup;
var slideCount = 1;

function slideshow(dir,NumOfSlides) {
	if (!document.images) return;
	numberSlides = NumOfSlides; // how many slides
	slideCount += dir;
	if( slideCount < 1 ) slideCount = 1;
	if( slideCount > numberSlides ) slideCount = numberSlides;
	document.images.slide.src=eval('slide'+ slideCount);
}