function plan()
{
window.open("http://pro.mappy.com/BtoB/Proximedia/map?map.id=3017057;map.provider=Proximedia;&xml.state.wanted_lang=fr", "Plan", "toolbar=no, location=no, directories=no, status=yes, scrollbars=yes, resizable=no, copyhistory=no, width=730, height=500, left=50, top=50");
}