if (document.images) {
	img1on = new Image();           // Active images
	img1on.src = "./images/nbd_custom_color1.jpg";  
	img2on = new Image();
	img2on.src = "./images/nbd_custom_color2.jpg";  
	img3on = new Image();
	img3on.src = "./images/nbd_women_color1.jpg";  
	img4on = new Image();
	img4on.src = "./images/nbd_women_color2.jpg";  
	img5on = new Image();
	img5on.src = "./images/nbd_women_color3.jpg";  
	img1off = new Image();          // Inactive images
	img1off.src = "./images/nbd_custom_blue.jpg"; 
	img2off = new Image();
	img2off.src = "./images/nbd_custom_blue2.jpg"; 
	img3off = new Image();
	img3off.src = "./images/nbd_women_blue1.jpg"; 
	img4off = new Image();
	img4off.src = "./images/nbd_women_blue2.jpg"; 
	img5off = new Image();
	img5off.src = "./images/nbd_women_blue3.jpg"; 
  }
    function imgOn(imgName) {
            if (document.images) {
                document[imgName].src = eval(imgName + "on.src");
            }
    }
    function imgOff(imgName) {
            if (document.images) {
                document[imgName].src = eval(imgName + "off.src");        
            }
    }