browserName = navigator.appName;          
browserVer = parseInt(navigator.appVersion); 
if ((browserName == "Netscape" && browserVer >= 3) || (browserVer > 3)) version = "n3";
            else version = "n2";
            
            if (version == "n3") {
            Aon = new Image();
            Aon.src = "image/nvbd_xpact1.jpg";                 
            Bon = new Image();
            Bon.src = "image/nvbd_protoy1.jpg";                 
            Con = new Image();
            Con.src = "image/nvbd_secret1.jpg";                 
            Don = new Image();
            Don.src = "image/nvbd_switch1.jpg";                 
            Eon = new Image();
            Eon.src = "image/nvbd_wake1.jpg";                 
            Fon = new Image();
            Fon.src = "image/nvbd_exile1.jpg";                 
            Gon = new Image();
            Gon.src = "image/nvbd_sidewinder1.jpg";                        
            Hon = new Image();
            Hon.src = "image/nvbd_square1.jpg";    
                        
			

            Aoff = new Image();
            Aoff.src = "image/nvbd_xpact0.jpg";                 
            Boff = new Image();
            Boff.src = "image/nvbd_protoy0.jpg";                 
            Coff = new Image();
            Coff.src = "image/nvbd_secret0.jpg";                 
            Doff = new Image();
            Doff.src = "image/nvbd_switch0.jpg";                 
            Eoff = new Image();
            Eoff.src = "image/nvbd_wake0.jpg";                 
            Foff = new Image();
            Foff.src = "image/nvbd_exile0.jpg";                 
            Goff = new Image();
            Goff.src = "image/nvbd_sidewinder0.jpg";                        
            Hoff = new Image();
            Hoff.src = "image/nvbd_square0.jpg";              
            
               
			}

function select(imgName) {
            if (version == "n3") {             
            document.images['A'].src = Aoff.src;    
            document.images['B'].src = Boff.src;    
            document.images['C'].src = Coff.src;    
            document.images['D'].src = Doff.src;    
            document.images['E'].src = Eoff.src;    
            document.images['F'].src = Foff.src;    
            document.images['G'].src = Goff.src;    
            document.images['H'].src = Hoff.src;  

            document.images[imgName].src = eval(imgName + "on.src");
			}
    }

    function deselect(imgName) {
            if (version == "n3") {                 
            document.images[imgName].src = eval(imgName + "off.src");
			}
    }