var displayWaitMessage=true;	// 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 minGalleryXPos = false;
	
	var imageGalleryTopPos = false;
	var imageGalleryHeight = false;
	var maxGalleryTopPos = false;
	var minGalleryTopPos = false;
	var imageGalleryHeight = false;
	
	var slideSpeed = -1;
	var imageGalleryCaptions = new Array();
	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()
	{
		if(slideSpeed!=0){
			var leftPos = imageGalleryObj.offsetLeft;
			leftPos = leftPos/1 + slideSpeed;
			
			if((leftPos-900) > maxGalleryXPos){
				leftPos = minGalleryXPos;
				//console.log("going right");
			}
			if((leftPos+900) < minGalleryXPos){
				leftPos = 900;
				//console.log("going left");
			}
			
			imageGalleryObj.style.left = leftPos + 'px';
		}
		setTimeout('gallerySlide()',50);
		
	}
	
	function gallerySlideVerticle()
	{
		if(slideSpeed!=0){
			var TopPos = imageGalleryObj.offsetTop;
			TopPos = TopPos/1 + slideSpeed;
			//maxGalleryTopPos = Math.abs(maxGalleryTopPos);
			//console.log("TopPos: "+TopPos+" maxGalleryTopPos:"+maxGalleryTopPos+" minGalleryTopPos: "+minGalleryTopPos);
			
			if((TopPos) > minGalleryTopPos){
				TopPos = maxGalleryTopPos;
				//console.log("going top");
			}
			if((TopPos) < maxGalleryTopPos){
				TopPos = 20;
				//console.log("going bottom");
			}
			
			imageGalleryObj.style.top = TopPos + 'px';
		}
		setTimeout('gallerySlideVerticle()',50);
		
	}
	
	function showImage()
	{
		if(activeImage){
			activeImage.style.filter = 'alpha(opacity=100)';	
			activeImage.style.opacity = 1;
		}	
		this.style.filter = 'alpha(opacity=100)';
		this.style.opacity = 1;	
		activeImage = this;	
	}
	
	function initSlideShow()
	{jQuery(window).load(function(){
				
		//for vertical slider 
		if(jQuery(".vertical").size()>0)
		{
			/*document.getElementById('arrow_left').onmousemove = startSlide;
			document.getElementById('arrow_left').onmouseout = releaseSlide;
			document.getElementById('arrow_right').onmousemove = startSlide;
			document.getElementById('arrow_right').onmouseout = releaseSlide;*/
			/* imageGalleryTopPos, imageGalleryHeight, maxGalleryTopPos ,minGalleryTopPos ,imageGalleryHeight */
			document.getElementById('sam-data').innerHTML = "<h3><b>OUR CLIENTS</b></h3><span>RTM Asia has helped more then 60 Tech Companies to accelerate business in Asia Pacific</span>";
			imageGalleryObj = document.getElementById('theImages');
			imageGalleryTopPos = imageGalleryObj.offsetTop;
			imageGalleryWidth = document.getElementById('galleryContainer').offsetTop - 20;
			minGalleryTopPos = imageGalleryObj.offsetTop; 
			maxGalleryTopPos = imageGalleryWidth - document.getElementById('slideEnd').offsetTop;
			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;
			}
			gallerySlideVerticle();
		}
		else
		{
			//for horizontal slider 
			document.getElementById('arrow_left').onmousemove = startSlide;
			document.getElementById('arrow_left').onmouseout = releaseSlide;
			document.getElementById('arrow_right').onmousemove = startSlide;
			document.getElementById('arrow_right').onmouseout = releaseSlide;
		
			
			imageGalleryObj = document.getElementById('theImages');
			imageGalleryLeftPos = imageGalleryObj.offsetLeft;
			imageGalleryWidth = document.getElementById('galleryContainer').offsetWidth - 20;
			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,imageIndex){
		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;
		
	}
	function hideWaitMessageAndShowCaption(imageIndex)
	{
		document.getElementById('waitMessage').style.display='none';	
		document.getElementById('largeImageCaption').innerHTML = imageGalleryCaptions[imageIndex];
		document.getElementById('largeImageCaption').style.display='block';
		
	}
	window.onload = initSlideShow;