/***********************************************************************************************
	
	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_7=true;	// Display a please wait message while images are loading?
  	
   		
	var activeImage_7 = false;
	var imageGalleryLeftPos_7 = false;
	var imageGalleryWidth_7 = false;
	var imageGalleryObj_7 = false;
	var maxGalleryXPos_7 = false;
	var slideSpeed_7 = 0;
	var imageGalleryCaptions_7 = new Array();
	function startSlide_7(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_7'){
			slideSpeedMultiply_7 = Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed_7 = -1*slideSpeedMultiply_7;
			slideSpeed_7 = Math.max(-10,slideSpeed_7);
		}else{			
			slideSpeedMultiply_7 = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
			slideSpeed_7 = 1*slideSpeedMultiply_7;
			slideSpeed_7 = Math.min(10,slideSpeed_7);
			if(slideSpeed_7<0)slideSpeed_7=10;
		}
	}
	
	function releaseSlide_7()
	{
		var id = this.id;
		this.getElementsByTagName('IMG')[0].src = 'image-slideshow/images/' + this.id + '.jpg';
		slideSpeed_7=0;
	}
		
	function gallerySlide_7()
	{
		if(slideSpeed_7!=0){
			var leftPos_7 = imageGalleryObj_7.offsetLeft;
			leftPos_7 = leftPos_7/1 + slideSpeed_7;
			if(leftPos_7>maxGalleryXPos_7){
				leftPos_7 = maxGalleryXPos_7;
				slideSpeed_7 = 0;
				
			}
			if(leftPos_7<minGalleryXPos_7){
				leftPos_7 = minGalleryXPos_7;
				slideSpeed_7=0;
			}
			
			imageGalleryObj_7.style.left = leftPos_7 + 'px';
		}
		setTimeout('gallerySlide_7()',20);
		
	}
	
	function showImage_7()
	{
		if(activeImage_7){
			activeImage_7.style.filter = 'alpha(opacity=100)';	
			activeImage_7.style.opacity = 1;
		}	
		this.style.filter = 'alpha(opacity=100)';
		this.style.opacity = 1;	
		activeImage_7 = this;	
	}
	
	function initSlideShow_7()
	{
		//alert('In function');
		document.getElementById('arrow_left_7').onmousemove = startSlide_7;
		document.getElementById('arrow_left_7').onmouseout = releaseSlide_7;
		document.getElementById('arrow_right_7').onmousemove = startSlide_7;
		document.getElementById('arrow_right_7').onmouseout = releaseSlide_7;
		
		imageGalleryObj_7 = document.getElementById('theImages_7');
		imageGalleryLeftPos_7 = imageGalleryObj_7.offsetLeft;
		imageGalleryWidth_7 = document.getElementById('galleryContainer_7').offsetWidth - 800;
		maxGalleryXPos_7 = imageGalleryObj_7.offsetLeft; 
		minGalleryXPos_7 = imageGalleryWidth_7 - document.getElementById('slideEnd_7').offsetLeft;
		var slideshowImage_7s = imageGalleryObj_7.getElementsByTagName('IMG');
		for(var no=0;no<slideshowImage_7s.length;no++){
			slideshowImage_7s[no].onmouseover = showImage_7;
		}
		
		var divs = imageGalleryObj_7.getElementsByTagName('DIV');
		for(var no=0;no<divs.length;no++){
			if(divs[no].className=='imageCaption')imageGalleryCaptions_7[imageGalleryCaptions_7.length] = divs[no].innerHTML;
		}
		gallerySlide_7();
	}
	
	function showPreview_7(imagePath,imageIndex){
		var subImages = document.getElementById('previewPane_7').getElementsByTagName('IMG');
		if(subImages.length==0){
			var img = document.createElement('IMG');
			document.getElementById('previewPane_7').appendChild(img);
		}else img = subImages[0];
		
		if(displaywaitMessage_7){
			document.getElementById('waitMessage_7').style.display='inline';
		}
		document.getElementById('largeImageCaption_7').style.display='none';
		img.onload = function() { hidewaitMessageAndShowCaption_7(imageIndex-1); };
		img.src = imagePath;
		
	}
	function hidewaitMessageAndShowCaption_7(imageIndex)
	{
		document.getElementById('waitMessage_7').style.display='none';	
		
		
	}