if (document.images) {            // Active Images
	img1on = new Image();      
    img1on.src = "button-1_over.jpg"; 
	img2on = new Image();      
    img2on.src = "button-2_over.jpg"; 
	img3on = new Image();      
    img3on.src = "button-3_over.jpg"; 
	img4on = new Image();      
    img4on.src = "button-4_over.jpg"; 
	img5on = new Image();      
    img5on.src = "button-5_over.jpg";
	img6on = new Image();      
    img6on.src = "button-6_over.jpg";
	img7on = new Image();      
    img7on.src = "button-7_over.jpg";
	img8on = new Image();      
    img8on.src = "button-8_over.jpg";
	img9on = new Image();      
    img9on.src = "button-9_over.jpg";
	img10on = new Image();      
    img10on.src = "button-10_over.jpg";
	img11on = new Image();      
    img11on.src = "button-11_over.jpg";
	img12on = new Image();      
    img12on.src = "button-12_over.jpg";
	img13on = new Image();      
    img13on.src = "button-13_over.jpg";
	img14on = new Image();      
    img14on.src = "button-14_over.jpg";
	img15on = new Image();      
    img15on.src = "button-15_over.jpg";
	img16on = new Image();      
    img16on.src = "button-16_over.jpg";
	
    img1off = new Image();      
    img1off.src = "button-1.jpg"; 
	img2off = new Image();     
    img2off.src = "button-2.jpg"; 
	img3off = new Image();      
    img3off.src = "button-3.jpg"; 
	img4off = new Image();     
    img4off.src = "button-4.jpg"; 
	img5off = new Image();      
    img5off.src = "button-5.jpg";
	img6off = new Image();      
    img6off.src = "button-6.jpg";
	img7off = new Image();      
    img7off.src = "button-7.jpg";	
	img8off = new Image();      
    img8off.src = "button-8.jpg";	
	img9off = new Image();      
    img9off.src = "button-9.jpg";	
	img10off = new Image();      
    img10off.src = "button-10.jpg";	
	img11off = new Image();      
    img11off.src = "button-11.jpg";	
	img12off = new Image();      
    img12off.src = "button-12.jpg";	
	img13off = new Image();      
    img13off.src = "button-13.jpg";	
	img14off = new Image();      
    img14off.src = "button-14.jpg";	
	img15off = new Image();      
    img15off.src = "button-16.jpg";	
	img16off = new Image();      
    img16off.src = "button-17.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");
        }
}

// -->