// JavaScript Document

	function navrollover(Id) {
			var imageId = Id;
			var image = document.getElementById(imageId);
			image.style.background = "url(images/Button-up.jpg) no-repeat";
		}
		
		function navrollout(Id) {
			var imageId = Id;
			var image = document.getElementById(imageId);
			image.style.background = "url(images/Button.jpg) no-repeat";
		}

	if (document.images)
	{
	  pic1= new Image(141,50); 
	  pic1.src="images/Button-up.jpg"; 
	
	  pic2= new Image(141,50); 
	  pic2.src="images/Button.jpg"; 
	}