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/nv_news1.gif";                 
            Bon = new Image();
            Bon.src = "../image/nv_test1.gif";                 
            Con = new Image();
            Con.src = "../image/nv_intro1.gif";                 
            Don = new Image();
            Don.src = "../image/nv_tech1.gif";                 
            Eon = new Image();
            Eon.src = "../image/nv_prod1.gif";                 
            Fon = new Image();
            Fon.src = "../image/nv_for1.gif";                 
            Gon = new Image();
            Gon.src = "../image/nv_team1.gif";                 
            Hon = new Image();
            Hon.src = "../image/nv_dis1.gif";                 
            Ion = new Image();
            Ion.src = "../image/nv_spn1.gif";                       
            Jon = new Image();
            Jon.src = "../image/nv_kid1.gif";                 
            Kon = new Image();
            Kon.src = "../image/nv_wom1.gif";                 
            Lon = new Image();
            Lon.src = "../image/nv_cnt1.gif";                      
            Non = new Image();
            Non.src = "../image/nv_hm1.gif";                         
            Oon = new Image();
            Oon.src = "../image/nv_com1.gif";                        
            Pon = new Image();
            Pon.src = "../image/nv_des1.gif";                       
            Qon = new Image();
            Qon.src = "../image/nv_disable1.gif";   
                        
			

            Aoff = new Image();
            Aoff.src = "../image/nv_news0.gif";                 
            Boff = new Image();
            Boff.src = "../image/nv_test0.gif";                 
            Coff = new Image();
            Coff.src = "../image/nv_intro0.gif";                 
            Doff = new Image();
            Doff.src = "../image/nv_tech0.gif";                 
            Eoff = new Image();
            Eoff.src = "../image/nv_prod0.gif";                 
            Foff = new Image();
            Foff.src = "../image/nv_for0.gif";                 
            Goff = new Image();
            Goff.src = "../image/nv_team0.gif";                  
            Hoff = new Image();
            Hoff.src = "../image/nv_dis0.gif";                 
            Ioff = new Image();
            Ioff.src = "../image/nv_spn0.gif";                    
            Joff = new Image();
            Joff.src = "../image/nv_kid0.gif";                 
            Koff = new Image();
            Koff.src = "../image/nv_wom0.gif";                 
            Loff = new Image();
            Loff.src = "../image/nv_cnt0.gif";                  
            Noff = new Image();
            Noff.src = "../image/nv_hm0.gif";                   
            Ooff = new Image();
            Ooff.src = "../image/nv_com0.gif";                    
            Poff = new Image();
            Poff.src = "../image/nv_des0.gif";                     
            Qoff = new Image();
            Qoff.src = "../image/nv_disable0.gif";          
            
               
			}

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['I'].src = Ioff.src;
            document.images['J'].src = Joff.src;    
            document.images['K'].src = Koff.src;    
            document.images['L'].src = Loff.src;    
            document.images['N'].src = Noff.src;      
            document.images['O'].src = Ooff.src;   
            document.images['P'].src = Poff.src;  
            document.images['Q'].src = Qoff.src;  

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

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