var popunder="http://www.l-internet-facile.com/indexin.php" 
//Pop-under pour ouvrir 1 seule fois par session? (0=no, 1=yes )
var once_per_session=1 
///No editing beyond here required///// 
function get_cookie(Name) {
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) { // if cookie exists
offset += search.length
// set index of beginning of value
end = document.cookie.indexOf(";", offset);
// set index of end of cookie value
if (end == -1)
end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset, end))
}
}
return returnvalue;
} 
function loadornot(){
if (get_cookie('popunder')==''){
loadpopunder()
document.cookie="popunder=yes"
}
} 
function loadpopunder(){
win2=window.open(popunder)
win2.blur()
window.focus()
} 
if (once_per_session==0)
loadpopunder()
else
loadornot()