if (document.images) {
Homeon = new Image(); // Active images
Homeon.src = "../../images/buttons/HomeOn150-2.jpg";
Picson = new Image(); // Active images
Picson.src = "../../images/buttons/PGOn150-2.jpg";
Prevon = new Image(); // Active images
Prevon.src = "../../images/buttons/PrevPgOn150-2.jpg";

Homeoff = new Image(); // Active images
Homeoff.src = "../../images/buttons/HomeOff150-2.jpg";
Picsoff = new Image(); // Active images
Picsoff.src = "../../images/buttons/PGOff150b-2.jpg";
Prevoff = new Image(); // Active images
Prevoff.src = "../../images/buttons/PrevPgOff150-2.jpg";
}

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

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