window.currentImage = 0;

function initialize()
    {
		picLoading = document.getElementById('picLoad');
		picLoading.style.display="none";
		window.imageArray = new Array();
		for(i = 0; i < picCaptionArray.length; i++)
			{
				imageArray[i] = new Image();
				imageArray[i].src = picCaptionArray[i][1];	 
			}
	}
		

function swapImage(imgToUse)
	{
		window.currentImage = parseInt(imgToUse);
		if(imgToUse < 0)
			{
				imgToUse = imageArray.length - 1;
				window.currentImage = imgToUse;
			}
		if(imgToUse > imageArray.length - 1)
			{
				imgToUse = 0;
				window.currentImage = imgToUse;
			}
		picLoading = document.getElementById('picLoad');
		pic = document.getElementById('bigImg');
		if(imageArray[imgToUse].complete)
			{
				picLoading.style.display="none";
				document.getElementById('picName').innerHTML = picCaptionArray[imgToUse][0];
				pic.src = imageArray[imgToUse].src;

			}
		else 
			{
				picLoading.style.display="block";
				eval("setTimeout('swapImage(" + imgToUse + ")', 2000)"); 
			}
	}