if (document.images) {


play1on = new Image(87, 47);
play1on.src = "picts/reservationson.png"

play1off = new Image(87, 47);
play1off.src = "picts/reservationsoff.png"

play2on = new Image(87, 47);
play2on.src = "picts/fleeton.png"

play2off = new Image(87, 47);
play2off.src = "picts/fleetoff.png"

play3on = new Image(87, 47);
play3on.src = "picts/driverson.png"

play3off = new Image(87, 47);
play3off.src = "picts/driversoff.png"

play4on = new Image(87, 47);
play4on.src = "picts/rateson.png"

play4off = new Image(87, 47);
play4off.src = "picts/ratesoff.png"


}

function img_act(imgName) {
if (document.images) {
imgOn = eval(imgName + "on.src");
document [imgName].src = imgOn;
}
}

function img_inact(imgName) {
if (document.images) {
imgOff = eval(imgName + "off.src");
document [imgName].src = imgOff;
}
}