/***********************************************************************************************
	
	Copyright (c) 2005 - Alf Magne Kalleland post@dhtmlgoodies.com
	
	UPDATE LOG:
	
	March, 10th, 2006 : Added support for a message while large image is loading
	
	Get this and other scripts at www.dhtmlgoodies.com
	
	You can use this script freely as long as this copyright message is kept intact.
	
	***********************************************************************************************/ 
   	
	var displaywaitMessage_2=true;	// Display a please wait message while images are loading?
  	
   		
	var activeImage_2 = false;
	var imageGalleryLeftPos_2 = false;
	var imageGalleryWidth_2 = false;
	var imageGalleryObj_2 = false;
	var maxGalleryXPos_2 = false;
	var slideSpeed_2 = 0;
	var imageGalleryCaptions_2 = new Array();
	function startSlide_2(e)
	{
		if(document.all)e = event;
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = 'image-slideshow/images/' + this.id + '_over.jpg';	
		if(this.id=='arrow_right_2'){
			slideSpeedMultiply_2 = Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed_2 = -1*slideSpeedMultiply_2;
			slideSpeed_2 = Math.max(-10,slideSpeed_2);
		}else{			
			slideSpeedMultiply_2 = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed_2 = 1*slideSpeedMultiply_2;
			slideSpeed_2 = Math.min(10,slideSpeed_2);
			if(slideSpeed_2<0)slideSpeed_2=10;
		}
	}
	
	function releaseSlide_2()
	{
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = 'image-slideshow/images/' + this.id + '.jpg';
		slideSpeed_2=0;
	}
		
	function gallerySlide_2()
	{
		if(slideSpeed_2!=0){
			var leftPos_2 = imageGalleryObj_2.offsetLeft;
			leftPos_2 = leftPos_2/1 + slideSpeed_2;
			if(leftPos_2>maxGalleryXPos_2){
				leftPos_2 = maxGalleryXPos_2;
				slideSpeed_2 = 0;
				
			}
			if(leftPos_2<minGalleryXPos_2){
				leftPos_2 = minGalleryXPos_2;
				slideSpeed_2=0;
			}
			
			imageGalleryObj_2.style.left = leftPos_2 + 'px';
		}
		setTimeout('gallerySlide_2()',20);
		
	}
	
	function showImage_2()
	{
		if(activeImage_2){
			activeImage_2.style.filter = 'alpha(opacity=100)';	
			activeImage_2.style.opacity = 1;
		}	
		this.style.filter = 'alpha(opacity=100)';
		this.style.opacity = 1;	
		activeImage_2 = this;	
	}
	
	function initSlideShow_2()
	{
		//alert('In function');
		document.getElementById('arrow_left_2').onmousemove = startSlide_2;
		document.getElementById('arrow_left_2').onmouseout = releaseSlide_2;
		document.getElementById('arrow_right_2').onmousemove = startSlide_2;
		document.getElementById('arrow_right_2').onmouseout = releaseSlide_2;
		
		imageGalleryObj_2 = document.getElementById('theImages_2');
		imageGalleryLeftPos_2 = imageGalleryObj_2.offsetLeft;
		imageGalleryWidth_2 = document.getElementById('galleryContainer_2').offsetWidth - 800;
		maxGalleryXPos_2 = imageGalleryObj_2.offsetLeft; 
		minGalleryXPos_2 = imageGalleryWidth_2 - document.getElementById('slideEnd_2').offsetLeft;
		var slideshowImage_2s = imageGalleryObj_2.getElementsByTagName('IMG');
		for(var no=0;no<slideshowImage_2s.length;no++){
			slideshowImage_2s[no].onmouseover = showImage_2;
		}
		
		var divs = imageGalleryObj_2.getElementsByTagName('DIV');
		for(var no=0;no<divs.length;no++){
			if(divs[no].className=='imageCaption')imageGalleryCaptions_2[imageGalleryCaptions_2.length] = divs[no].innerHTML;
		}
		gallerySlide_2();
	}
	
	function showPreview_2(imagePath,imageIndex){
		var subImages = document.getElementById('previewPane_2').getElementsByTagName('IMG');
		if(subImages.length==0){
			var img = document.createElement('IMG');
			document.getElementById('previewPane_2').appendChild(img);
		}else img = subImages[0];
		
		if(displaywaitMessage_2){
			document.getElementById('waitMessage_2').style.display='inline';
		}
		document.getElementById('largeImageCaption_2').style.display='none';
		img.onload = function() { hidewaitMessageAndShowCaption_2(imageIndex-1); };
		img.src = imagePath;
		
	}
	function hidewaitMessageAndShowCaption_2(imageIndex)
	{
		document.getElementById('waitMessage_2').style.display='none';	
		
		
	}