navi01off = new Image();
navi01off.src = "/09scala/images/navi01_on.jpg";
navi01on = new Image();
navi01on.src = "/09scala/images/navi01_off.jpg";

navi02off = new Image();
navi02off.src = "/09scala/images/navi02_on.jpg";
navi02on = new Image();
navi02on.src = "/09scala/images/navi02_off.jpg";

navi03off = new Image();
navi03off.src = "/09scala/images/navi03_on.jpg";
navi03on = new Image();
navi03on.src = "/09scala/images/navi03_off.jpg";

navi04off = new Image();
navi04off.src = "/09scala/images/navi04_on.jpg";
navi04on = new Image();
navi04on.src = "/09scala/images/navi04_off.jpg";

navi05off = new Image();
navi05off.src = "/09scala/images/navi05_on.jpg";
navi05on = new Image();
navi05on.src = "/09scala/images/navi05_off.jpg";

navi06off = new Image();
navi06off.src = "/09scala/images/navi06_on.jpg";
navi06on = new Image();
navi06on.src = "/09scala/images/navi06_off.jpg";

backtotopoff = new Image();
backtotopoff.src = "/09scala/images/backtotop_on.gif";
backtotopon = new Image();
backtotopon.src = "/09scala/images/backtotop_off.gif";

navi07off = new Image();
navi07off.src = "/09scala/images/navi07_on.gif";
navi07on = new Image();
navi07on.src = "/09scala/images/navi07_off.gif";

navi08off = new Image();
navi08off.src = "/09scala/images/navi08_on.gif";
navi08on = new Image();
navi08on.src = "/09scala/images/navi08_off.gif";

navi09off = new Image();
navi09off.src = "/09scala/images/navi09_on.gif";
navi09on = new Image();
navi09on.src = "/09scala/images/navi09_off.gif";

navi10off = new Image();
navi10off.src = "/09scala/images/navi10_on.gif";
navi10on = new Image();
navi10on.src = "/09scala/images/navi10_off.gif";

tab01off = new Image();
tab01off.src = "/09scala/images/special/tab01_on.gif";
tab01on = new Image();
tab01on.src = "/09scala/images/special/tab01_off.gif";

tab02off = new Image();
tab02off.src = "/09scala/images/special/tab02_on.gif";
tab02on = new Image();
tab02on.src = "/09scala/images/special/tab02_off.gif";

function over(imgname){
        document[imgname].src = eval(imgname+"off.src");
}
function out(imgname){
        document[imgname].src = eval(imgname+"on.src");
}