// JavaScript Document
var displayWaitMessage4=true;	// Display a please wait message while images are loading?
  	  		
	var activeImage4 = false;
	var imageGalleryLeftPos4 = false;
	var imageGalleryWidth4 = false;
	var imageGalleryObj4 = false;
	var maxGalleryXPos4 = false;
	var slideSpeed4 = 0;
	//var imageGalleryCaptions = new Array();
	
	function startSlide4(e)
	{
		if(document.all)e = event;
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '_over.gif';	
		if(this.id=='arrow_right4'){
			slideSpeedMultiply = Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed4 = -1*slideSpeedMultiply;
			slideSpeed4 = Math.max(-10,slideSpeed4);
		}else{			
			slideSpeedMultiply = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed4 = 1*slideSpeedMultiply;
			slideSpeed4 = Math.min(10,slideSpeed4);
			if(slideSpeed4<0)slideSpeed4=10;
		}
	}
	
	function releaseSlide4()
	{
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '.gif';
		slideSpeed4=0;
	}
		
	function gallerySlide4()
	{
		if(slideSpeed4!=0){
			var leftPos = imageGalleryObj4.offsetLeft;
			leftPos = leftPos/1 + slideSpeed4;
			if(leftPos>maxGalleryXPos4){
				leftPos = maxGalleryXPos4;
				slideSpeed4 = 0;
				
			}
			if(leftPos<minGalleryXPos4){
				leftPos = minGalleryXPos4;
				slideSpeed4=0;
			}
			
			imageGalleryObj4.style.left = leftPos + 'px';
		}
		setTimeout('gallerySlide4()',20);
		
	}
	
	function showImage4()
	{
		if(activeImage4){
			activeImage4.style.filter = 'alpha(opacity=50)';	
			activeImage4.style.opacity = 0.5;
		}	
		this.style.filter = 'alpha(opacity=100)';
		this.style.opacity = 1;	
		activeImage4 = this;	
	}
	
	function initSlideShow4()
	{
		document.getElementById('arrow_left4').onmousemove = startSlide4;
		document.getElementById('arrow_left4').onmouseout = releaseSlide4;
		document.getElementById('arrow_right4').onmousemove = startSlide4;
		document.getElementById('arrow_right4').onmouseout = releaseSlide4;
		
		imageGalleryObj4 = document.getElementById('theImages4');
		imageGalleryLeftPos4 = imageGalleryObj4.offsetLeft;
		imageGalleryWidth4 = document.getElementById('galleryContainer4').offsetWidth - 80;
		maxGalleryXPos4 = imageGalleryObj4.offsetLeft; 
		minGalleryXPos4 = imageGalleryWidth4 - document.getElementById('slideEnd4').offsetLeft;
		var slideshowImages = imageGalleryObj4.getElementsByTagName('IMG');
		for(var no=0;no<slideshowImages.length;no++){
			slideshowImages[no].onmouseover = showImage4;
		}
		
		/*var divs = imageGalleryObj.getElementsByTagName('DIV');
		for(var no=0;no<divs.length;no++){
			if(divs[no].className=='imageCaption')imageGalleryCaptions[imageGalleryCaptions.length] = divs[no].innerHTML;
		}*/
		gallerySlide4();
	}
	
	function showPreview4(imagePath,imageIndex){
		var subImages = document.getElementById('previewPane4').getElementsByTagName('IMG');
		if(subImages.length==0){
			var img = document.createElement('IMG');
			document.getElementById('previewPane4').appendChild(img);
		}else img = subImages[0];
		
		if(displayWaitMessage4){
			document.getElementById('waitMessage4').style.display='inline';
		}
		document.getElementById('largeImageCaption').style.display='none';
		img.onload = function() { hideWaitMessageAndShowCaption4(imageIndex-1); };
		img.src = imagePath;
		
	}
	function hideWaitMessageAndShowCaption4(imageIndex)
	{
		document.getElementById('waitMessage4').style.display='none';	
		//document.getElementById('largeImageCaption').innerHTML = imageGalleryCaptions[imageIndex];
		//document.getElementById('largeImageCaption').style.display='block';		
	}
	//window.onload = initSlideShow2;