var activeImage = false;
	var imageGalleryObj1 = false;
	var imageGalleryObj2 = false;
	var maxGalleryXPos = false;
	var minGalleryXPos = false;
	var slideSpeed = 1;
	var leftPos1 = false;
	var leftPos2 = false;

function startSlide(e)
	{
		if(document.all)e = event;
		var id = this.id;
		if(this.id=='arrow_right'){
			slideSpeedMultiply = Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed = -1*slideSpeedMultiply;
			slideSpeed = Math.max(-10,slideSpeed);
		}else{			
			slideSpeedMultiply = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed = 1*slideSpeedMultiply;
			slideSpeed = Math.min(10,slideSpeed);
			if(slideSpeed<0)slideSpeed=10;
		}
	}
	
function releaseSlide()
	{
		var id = this.id;
		slideSpeed=1;
	}
		
function gallerySlide()
	{

		leftPos1 = leftPos1 - slideSpeed;
//		if(leftPos1>maxGalleryXPos){ leftPos1 = minGalleryXPos;}
		if(leftPos1<minGalleryXPos){ leftPos1 = maxGalleryXPos; }
		
		leftPos2 = leftPos2 - slideSpeed;
//		if(leftPos2>maxGalleryXPos){leftPos2 = minGalleryXPos;}
		if(leftPos2<minGalleryXPos){ leftPos2 = maxGalleryXPos; }

		imageGalleryObj1.style.left = leftPos1 + 'px';
		imageGalleryObj2.style.left = leftPos2 + 'px';
		setTimeout('gallerySlide()',25);
	}
	
function showImage()
	{
		if(activeImage){
			activeImage.style.filter = 'alpha(opacity=100)';	
			activeImage.style.opacity = 1;
		}	
		this.style.filter = 'alpha(opacity=50)';
		this.style.opacity = 0.5;	
		activeImage = this;	
	}
	
function initSlideShow()
	{
//		document.getElementById('arrow_left').onmousemove = startSlide;
//		document.getElementById('arrow_left').onmouseout = releaseSlide;
//		document.getElementById('arrow_right').onmousemove = startSlide;
//		document.getElementById('arrow_right').onmouseout = releaseSlide;
	
		
		imageGalleryObj1 = document.getElementById('theImages1');
		imageGalleryObj2 = document.getElementById('theImages2');
		 if(navigator.appName == "Microsoft Internet Explorer")  {
				maxGalleryXPos = document.getElementById('galleryContainer').offsetWidth;  
				minGalleryXPos = 0 - maxGalleryXPos; 
				leftPos1 = 0;
				leftPos2 = maxGalleryXPos;
		 }
			else  
			{
				maxGalleryXPos = document.getElementById('slideEnd').offsetLeft; 
				minGalleryXPos = document.getElementById('theImages1').offsetLeft - maxGalleryXPos; 
				leftPos1 = document.getElementById('theImages1').offsetLeft;
				leftPos2 = maxGalleryXPos;
			}
		imageGalleryObj2.style.left = maxGalleryXPos + 'px';
		var slideshowImages1 = imageGalleryObj1.getElementsByTagName('IMG');
		for(var no=0;no<slideshowImages1.length;no++){
			slideshowImages1[no].onmouseover = showImage;
		}
		var slideshowImages2 = imageGalleryObj2.getElementsByTagName('IMG');
		for(var no=0;no<slideshowImages2.length;no++){
			slideshowImages2[no].onmouseover = showImage;
		}
		
		gallerySlide();
	}
	
window.onload = initSlideShow;