function montre(id) {
if (document.getElementById) {
document.getElementById(id).style.display="block";
} else if (document.all) {
document.all[id].style.display="block";
} else if (document.layers) {
document.layers[id].display="block";
}
}

function cache(id) {
if (document.getElementById) {
document.getElementById(id).style.display="none";
} else if (document.all) {
document.all[id].style.display="none";
} else if (document.layers) {
document.layers[id].display="none";
}
}

function color(id,img,bot) {
if (document.getElementById) {

document.getElementById(id).style.backgroundImage=img;
document.getElementById(id).style.color="red";
document.getElementById(id).style.borderBottom=bot;
} else if (document.all) {

document.all[id].backgroundImage=img;
document.all[id].style.color="red";
document.all[id].style.borderBottom=bot;
} else if (document.layers) {

document.layers[id].backgroundImage=img;
document.layers[id].color="red";
document.layers[id].borderBottom=bot;
}
}

function colorlien(id,col) {
if (document.getElementById) {
document.getElementById(id).style.color=col;
} else if (document.all) {
document.all[id].style.color=col;
} else if (document.layers) {
document.layers[id].color=col;
}
}