// JScript File

if (document.images) {            // Active Images
            img1on = new Image();      
            img1on.src = "images/map.gif";

            img2on = new Image();      
            img2on.src = "images/directions.gif";	
            
            img4on = new Image();      
            img4on.src = "images/map.gif";

            img3on = new Image();      
            img3on.src = "images/directions.gif";		
            
            img5on = new Image();      
            img5on.src = "images/calculate.gif";		
            
           
		    img1off = new Image(); 
            img1off.src = "images/mapover.gif";
			
			img2off = new Image(); 
            img2off.src = "images/directionsover.gif";	
           
		    img4off = new Image(); 
            img4off.src = "images/mapover.gif";
			
			img3off = new Image(); 
            img3off.src = "images/directionsover.gif";	
            
            img5off = new Image(); 
            img5off.src = "images/calculateover.gif";	
			
		}

	
// 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");
        }
}