<!-- hide code from older browsers 

function imageSwap (toggle, image, nextInstanceName, description) {

// Purpose: 	To swap an image source with another image 
// Date: 	18/08/1998
// Version: 	1.00


	if (document.images) {

	imageName = eval(image + toggle + ".src"); 
	imageWithBottom = image + nextInstanceName; 
 	document[imageWithBottom].src = imageName; 
	
	window.status = description;
	
	} else { // do not implement function 

	} // if

} // imageSwap

// -->