var original = document.getElementById("ctl00_ctl00_Main_Main_original");
var parfum = document.getElementById("ctl00_ctl00_Main_Main_parfum");
var flacon = document.getElementById("ctl00_ctl00_Main_Main_flacon");
var original_text = document.getElementById("ctl00_ctl00_Main_Main_home_text");
var parfum_text = document.getElementById("ctl00_ctl00_Main_Main_parfum_text");
var flacon_text = document.getElementById("ctl00_ctl00_Main_Main_flacon_text");

function original_display(){
    original_text.style.display = "block";
    parfum_text.style.display = "none";
    flacon_text.style.display = "none";
    original.className = "original on";
    parfum.className = "parfum off";
    flacon.className = "flacon off";
}

function parfum_display(){
    original_text.style.display = "none";
    parfum_text.style.display = "block";
    flacon_text.style.display = "none";
    original.className = "original off";
    parfum.className = "parfum on";
    flacon.className = "flacon off";
}

function flacon_display(){
    original_text.style.display = "none";
    parfum_text.style.display = "none";
    flacon_text.style.display = "block";
    original.className = "original off";
    parfum.className = "parfum off";
    flacon.className = "flacon on";
}

original.setAttribute("href", "#");
parfum.setAttribute("href", "#");
flacon.setAttribute("href", "#");

if (document.all) {
    original.attachEvent("onclick", original_display);
    parfum.attachEvent("onclick", parfum_display);
    flacon.attachEvent("onclick", flacon_display);
}
else {
    original.addEventListener('click', original_display, false);
    parfum.addEventListener('click', parfum_display, false);
    flacon.addEventListener('click', flacon_display, false);
}