function get_cookie(Name) {
  var search = Name + "="
  var returnvalue = "";
  if (document.cookie.length > 0) {
    offset = document.cookie.indexOf(search)
    if (offset != -1) {
      offset += search.length
      end = document.cookie.indexOf(";", offset);
      if (end == -1)
        end = document.cookie.length;
        returnvalue=unescape(document.cookie.substring(offset, end))
    }
  }
  return returnvalue;
}
function loadpopup(){
  if (get_cookie('popped')==''){
    openwin()
    document.cookie="popped=yes"
  }
}
function popbar(){
  document.getElementById("popbar").style.display="none";
}