function OutGif(imgSrc) {
document.images[imgSrc].src = "Images/"+ imgSrc + ".gif";
}

function OverGif(imgSrc) {
document.images[imgSrc].src = "Images/"+ imgSrc + "_ov.gif";
}

function OutJpg(imgSrc) {
document.images[imgSrc].src = "Images/"+ imgSrc + ".jpg";
}

function OverJpg(imgSrc) {
document.images[imgSrc].src = "Images/"+ imgSrc + "_ov.jpg";
}

function Overdual(picimage, pictexte) {
document.images['pic'].src = "Images/"+ picimage + ".jpg";
document.images['text'].src = "Images/"+ pictexte + ".gif";
}

function Outdual(picimage, pictexte) {
document.images['pic'].src = "Images/"+ picimage + ".jpg";
document.images['text'].src = "Images/"+ pictexte + ".gif";
}

function popup(theURL,winName,features) {
window.open(theURL,winName,features);
}