if (navigator.appName=="Netscape") {var nav=0;} else {var nav=1;}

                b1 = new Image();b1.src = "images/b2.jpg";
                b1on = new Image();b1on.src = "images/b2_over.jpg";
                b2 = new Image ();b2.src = "images/b3.jpg";
                b2on = new Image();b2on.src = "images/b3_over.jpg";
                b3 = new Image();b3.src = "images/b4.jpg";
                b3on = new Image();b3on.src = "images/b4_over.jpg";
                b4 = new Image();b4.src = "images/b5.jpg";
                b4on = new Image();b4on.src = "images/b5_over.jpg";
                b5 = new Image();b5.src = "images/b6.jpg";
                b5on = new Image();b5on.src = "images/b6_over.jpg";
                b6 = new Image();b6.src = "images/b7.jpg";
                b6on = new Image();b6on.src = "images/b7_over.jpg";
                b7 = new Image();b7.src = "images/b8.jpg";
                b7on = new Image();b7on.src = "images/b8_over.jpg";
                b8 = new Image();b8.src = "images/b9.jpg";
                b8on = new Image();b8on.src = "images/b9_over.jpg";
                b9 = new Image();b9.src = "images/b10.jpg";
                b9on = new Image();b9on.src = "images/b10_over.jpg";
                b10 = new Image();b10.src = "images/b11.jpg";
                b10on = new Image();b10on.src = "images/b11_over.jpg";
                b11 = new Image();b11.src = "images/b12.jpg";
                b11on = new Image();b11on.src = "images/b12_over.jpg";
                b12 = new Image();b12.src = "images/b13.jpg";
                b12on = new Image();b12on.src = "images/b13_over.jpg";


                var init=0,oldinit=0;
                var n=0,name="",bname="",first=0,nn="";

                function on(n) {
                       if (first==1) {off(1);first=0}
                        bname="b"+n;
                        var nn=eval("b"+n+"on");
                        if (nav==0) document.images[bname].src=nn.src;
                        else document.all[bname].src=nn.src
                        }

                function off(n) {
                       if (n!=init) {
                        bname="b"+n;
                        var nn=eval("b"+n);
                        if (nav==0) document.images[bname].src=nn.src;
                        else document.all[bname].src=nn.src;
                        }

                      }


                function state(n) {
                oldinit=init;
                init=n;
                off(oldinit);
                }

                function remote() {
                on(7);
                init=7;
                off(5);
                }

                function remote2() {
                on(5);
                init=5;
                off(7);
                }