function exemple(){
    window.open('exemples.html', '_blank', config='height=600, width=500, toolbar=no, menubar=no, scrollbars=yes, resizable=no, location=no, directories=no, status=no');
}

function mentions_legales(){
    window.open('legal.html', '_blank', config='height=600, width=500, toolbar=no, menubar=no, scrollbars=yes, resizable=no, location=no, directories=no, status=no');
}