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/mnv_abt1.gif";
            Bon = new Image();           
            Bon.src = "../image/mnv_job1.gif";
            Con = new Image();
            Con.src = "../image/mnv_sub1.gif";
            Don = new Image();
            Don.src = "../image/mnv_cnt1.gif";
            Hon = new Image();
            Hon.src = "../image/mnv_hm1.gif";
			Ion = new Image();
            Ion.src = "../image/mnv_can1.gif";
            Jon = new Image();
            Jon.src = "../image/mnv_em1.gif";
			Kon = new Image();
            Kon.src = "../image/mnv_cser1.gif";


            Aoff = new Image();           
            Aoff.src = "../image/mnv_abt0.gif";
            Boff = new Image();           
            Boff.src = "../image/mnv_job0.gif";
            Coff = new Image();
            Coff.src = "../image/mnv_sub0.gif";
            Doff = new Image();
            Doff.src = "../image/mnv_cnt0.gif";
            Hoff = new Image();
            Hoff.src = "../image/mnv_hm0.gif";
			Ioff = new Image();
            Ioff.src = "../image/mnv_can0.gif";
            Joff = new Image();
            Joff.src = "../image/mnv_em0.gif";
			Koff = new Image();
            Koff.src = "../image/mnv_cser0.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['H'].src = Hoff.src;
			document.images['I'].src = Ioff.src;
            document.images['J'].src = Joff.src;
			document.images['K'].src = Koff.src;	
            document.images[imgName].src = eval(imgName + "on.src");
			}
    }

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