var slideshowNum = 0;
var slideshowMax = 7;
var slideshowInterval = 3000;
var pauseSlideshow = false;
function initSlideShow()
	{
	
//alert('slideArrow_' + slideshowNum);
	setTimeout('runSlideShow()',slideshowInterval);
	}
function runSlideShow()
	{
	if (!pauseSlideshow)
		{
		var curNum = slideshowNum;
		slideshowNum++;
		if (slideshowNum > slideshowMax) slideshowNum  = 0;
		divArrow = document.getElementById('slideArrow_' + curNum);
	
		divItem = document.getElementById('slideItem_' + curNum);
		divArrow.className = 'slideshowArrow_off';
		divItem.className = 'slideshowItem_off';
	
	
		divArrow = document.getElementById('slideArrow_' + slideshowNum);
		divItem = document.getElementById('slideItem_' + slideshowNum);
		divArrow.className = 'slideshowArrow_on';
		divItem.className = 'slideshowItem_on';
		activateSlide(slideshowNum);
		}

	if (pauseSlideshow)
		{
		pauseSlideshow = false;
		p = slideshowInterval * 2;
		setTimeout('runSlideShow()',p);
		} else {
		setTimeout('runSlideShow()',slideshowInterval);
		}
	}
////
function activateSlide(curSlide)
	{
	divCur = document.getElementById('currentSlide');
	divPrev = document.getElementById('previousSlide');
	divSlide = document.getElementById('slideshowImage_' + curSlide);
	divPrev.innerHTML = divCur.innerHTML;
//	setOpacity(divCur, 0);	
	divCur.innerHTML = divSlide.innerHTML;
	fadeIn(divCur.id,30) ;
	}
////
function resetSlides()
	{
	td = document.getElementsByTagName('td');
	for(i=0;i<td.length;i++)
		{
		if (td[i].id.substr(0,10)=='slideArrow') td[i].className = 'slideshowArrow_off';
		if (td[i].id.substr(0,10)=='slideItem_') td[i].className = 'slideshowItem_off';
		}
	}
////
function selectSlide(curSlide)
	{
	pauseSlideshow = true;
	if (curSlide==slideshowNum)
		{
		val = document.getElementById('slideshowLink_' + curSlide).value;
		window.location = val;
		} else {
		resetSlides();
		slideshowNum = curSlide;
		divArrow = document.getElementById('slideArrow_' + slideshowNum);
		divItem = document.getElementById('slideItem_' + slideshowNum);
		divArrow.className = 'slideshowArrow_on';
		divItem.className = 'slideshowItem_on';
		activateSlide(slideshowNum);
		}

	}
////
function fadeIn(objId,opacity) 
	{
	if (document.getElementById) 
		{
		obj = document.getElementById(objId);
		if (opacity <= 100) 
			{
			setOpacity(obj, opacity);
			opacity += 10;
			window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 50);
			}
		}
	}
////
function setOpacity(obj, opacity) 
	{
	opacity = (opacity == 100)?99.999:opacity;
	
	// IE/Win
	obj.style.filter = "alpha(opacity:"+opacity+")";
	
	// Safari<1.2, Konqueror
	obj.style.KHTMLOpacity = opacity/100;
	
	// Older Mozilla and Firefox
	obj.style.MozOpacity = opacity/100;
	
	// Safari 1.2, newer Firefox and Mozilla, CSS3
	obj.style.opacity = opacity/100;
	}