/***********************************************************************************************
	
	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=false;	// Display a please wait message while images are loading?
  	
   		
	var activeImage = false;
	var imageGalleryLeftPos = false;
	var imageGalleryWidth = false;
	var imageGalleryObj = false;
	var maxGalleryXPos = false;
	var slideSpeed = 0;
	var imageGalleryCaptions = new Array();
	var cale='http://www.paltinul.ro/';
	function startSlide(e)
	{
		if(document.all)e = event;
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '_over.gif';
		
		var imagess = document.getElementById('theImages').value;
		
		var subImages = document.getElementById('galleryContainer').getElementsByTagName('IMG');
		var imagesNr = subImages.length-2;
		
		if(imagesNr>4)
		{
			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;
		this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '.gif';
		slideSpeed=0;
	}
		
	function gallerySlide()
	{
		if(slideSpeed!=0){
			var leftPos = imageGalleryObj.offsetLeft;
			leftPos = leftPos/1 + slideSpeed;
			if(leftPos>maxGalleryXPos){
				leftPos = maxGalleryXPos;
				slideSpeed = 0;
				
			}
			if(leftPos<minGalleryXPos){
				leftPos = minGalleryXPos;
				slideSpeed=0;
			}
			
			imageGalleryObj.style.left = leftPos + 'px';
		}
		setTimeout('gallerySlide()',20);
		
	}
	
	function showImage()
	{
		if(activeImage){
			activeImage.style.filter = 'alpha(opacity=50)';	
			activeImage.style.opacity = 0.5;
		}	
		this.style.filter = 'alpha(opacity=100)';
		this.style.opacity = 1;	
		activeImage = this;	
	}
	
	function initSlideShow()
	{
		if(document.getElementById('arrow_left')){
			document.getElementById('arrow_left').onmousemove = startSlide;
			document.getElementById('arrow_left').onmouseout = releaseSlide;
		}
		if(document.getElementById('arrow_right')){
			document.getElementById('arrow_right').onmousemove = startSlide;
			document.getElementById('arrow_right').onmouseout = releaseSlide;
		}
		if(document.getElementById('theImages')){
		  imageGalleryObj = document.getElementById('theImages');
		  imageGalleryLeftPos = imageGalleryObj.offsetLeft;
		  imageGalleryWidth = document.getElementById('galleryContainer').offsetWidth - 80;
		  maxGalleryXPos = imageGalleryObj.offsetLeft; 
		  minGalleryXPos = imageGalleryWidth - document.getElementById('slideEnd').offsetLeft;
		
		  var slideshowImages = imageGalleryObj.getElementsByTagName('IMG');
		  for(var no=0;no<slideshowImages.length;no++){
			slideshowImages[no].onmouseover = showImage;
		  }
		
		var divs = imageGalleryObj.getElementsByTagName('DIV');
		/*for(var no=0;no<divs.length;no++){
			if(divs[no].className=='imageCaption')imageGalleryCaptions[imageGalleryCaptions.length] = divs[no].innerHTML;
		}*/
		gallerySlide();
		}
	}
	
	function showPreview(imagePath, isAnsambluri){
		var subImages = document.getElementById('previewPane').getElementsByTagName('IMG');
		if(subImages.length==0){
			var img = document.createElement('IMG');
			document.getElementById('previewPane').appendChild(img);
		}else img = subImages[0];
		
		/*if(displayWaitMessage){
			document.getElementById('waitMessage').style.display='inline';
		}*/
		//document.getElementById('largeImageCaption').style.display='none';
		//img.onload = function() { hideWaitMessageAndShowCaption(imageIndex-1); };
		img.src = imagePath;
		//alert(img.style.width);
		
		if(isAnsambluri)
		{
			var newImg = new Image();
			newImg.src = imagePath;
			var height = newImg.height;
			var width = newImg.width;
			var newHeight = (400*height)/width;
			
			img.style.width = 400;
			img.style.height = newHeight;
		}
		else
		{
			img.style.width = 360;
			img.style.height = 270;
		}
		
		
		//img.border = 1;
		//img.style.borderColor="#6699CC";
		
		
		
	}
	function hideWaitMessageAndShowCaption(imageIndex)
	{
		document.getElementById('waitMessage').style.display='none';	
		//document.getElementById('largeImageCaption').innerHTML = imageGalleryCaptions[imageIndex];
		//document.getElementById('largeImageCaption').style.display='block';
		
	}
	window.onload = initSlideShow;