// Active Images
		if (document.images) {            
		            img1on = new Image();      
		            img1on.src = "Images/Slideshow/slideshow_index_left01on.jpg";
		            img1off = new Image(); 
		            img1off.src = "Images/Slideshow/slideshow_index_left01.jpg";
					
					img2on = new Image();      
		            img2on.src = "Images/Slideshow/slideshow_index_left02on.jpg";
		            img2off = new Image(); 
		            img2off.src = "Images/Slideshow/slideshow_index_left02.jpg"; 
					
					img3on = new Image();      
		            img3on.src = "Images/Slideshow/slideshow_index_left03on.jpg";
		            img3off = new Image(); 
		            img3off.src = "Images/Slideshow/slideshow_index_left03.jpg"; 
					
					img4on = new Image();      
		            img4on.src = "Images/Slideshow/slideshow_index_left04on.jpg";
		            img4off = new Image(); 
		            img4off.src = "Images/Slideshow/slideshow_index_left04.jpg"; 
					        }
		
// Function to 'activate' images.
		function imgOn(imgName) {
		        if (document.images) {
		            document[imgName].src = eval(imgName + "on.src");
		        }
		}
		
// Function to 'deactivate' images.
		function imgOff(imgName) {
		        if (document.images) {
		            document[imgName].src = eval(imgName + "off.src");
		        }
		}