function setCookie(cookieName,cookieValue) {
  //duree du gateau 1h pour pas trop les gaver s'ils retombent ici	
  var exp = new Date();
  exp.setTime(exp.getTime() + (3600 * 1000 * 1));	
  document.cookie = cookieName + "=" + escape(cookieValue)+
   "; expires=" + exp.toGMTString();
}



function getCookie(cookieName) {
  var cookieDataBeg, cookieDataEnd;
  cookieDataBeg = document.cookie.indexOf(cookieName + "=");
  if (cookieDataBeg >= 0) {
    cookieDataBeg += cookieName.length + 1;
    cookieDataEnd = document.cookie.indexOf(";",cookieDataBeg);
    if (cookieDataEnd < 0) cookieDataEnd = document.cookie.length;
    return unescape(document.cookie.substring(cookieDataBeg,cookieDataEnd));
  }
  return "";
}



function isCookie(url) {
  var cookData = getCookie('boo');
  if ( cookData == "" ) {
    openSiteUnder(url);
    setCookie('boo','true');
  }
}



function openSiteUnder(url) {
  //var siteUnder = window.open(url, 'boo', 'left=0, top=0, width=' + screen.availWidth + ', height=' + screen.availHeight + ', scrollbars=1');
  var siteUnder = window.open(url, 'boo', 'left=0, top=0, width=' + '980' + ', height=' + screen.availHeight + ', scrollbars=1, menubar=1, toolbar=1, resizable=1');
  siteUnder.blur();
  window.focus();
}