var loading_complete = 'NO'

function ChangeImage(imageobj, pagename, newimage)
{
	if (loading_complete == 'NO')
	{
		alert ('Images are being pre-loaded... Please be patient');
	}
	imageobj.src='images/' + pagename + '/large/' + newimage;

} 

function preloadImages() 
{
	
	for (var i = 0; i < preloadImages.arguments.length; i++) 
		{
			 (new Image()).src = preloadImages.arguments[i];
		}
	loading_complete = 'YES';
}