// JavaScript Document
if (document.images) 
{ 
  //create a new image object 
  preload_image_object = new Image(); 
  // set image url 
  image_url = new Array(); 
  //populate your array for each of your images 
  image_url[0] = "images/sandy_full004.jpg";
  image_url[1] = "images/sandy_full006.jpg";
  image_url[2] = "images/sandy_full007.jpg";
  image_url[3] = "images/sandy_full008.jpg";
  image_url[4] = "images/sandy_full001.jpg";
  image_url[5] = "images/sandy_full002.jpg";
  image_url[6] = "images/sandy_full003.jpg";
  image_url[7] = "images/sandy_full005.jpg";

	var i = 0; 

	for(i=0; i<=image_url.length; i++) 
	 preload_image_object.src = image_url[i]; 
} 

function cycleGallery(dir)
{	

	if(typeof(current) == 'undefined')
	{
		var current = document.getElementById('gallery-img').src;
		var currentSplit = current.split('images');
		var ondisplay = 'images' + currentSplit[1];
				
		for(i=0; i<=image_url.length; i++)
		{
			if(image_url[i] == ondisplay)
				var arrayNum=i;
			
		}
	}
	
	if(dir=='next' && arrayNum<(image_url.length - 1))
	{
		arrayNum++;
		document.getElementById('gallery-img').src = image_url[arrayNum];
	}
	if(dir=='prev' && arrayNum>0)
	{
		arrayNum--;
		document.getElementById('gallery-img').src = image_url[arrayNum];
	}
}