function getClientWidth()
{
  return document.compatMode=='CSS1Compat' && !window.opera?document.documentElement.clientWidth:document.body.clientWidth;
}

function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        "; path=/" +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
function getCookie(name) {
  var cookie = " " + document.cookie;
  var search = " " + name + "=";
  var setStr = null;
  var offset = 0;
  var end = 0;
  if (cookie.length > 0) {
    offset = cookie.indexOf(search);
    if (offset != -1) {
      offset += search.length;
      end = cookie.indexOf(";", offset)
      if (end == -1) {
        end = cookie.length;
      }
      setStr = unescape(cookie.substring(offset, end));
    }
  }
  return(setStr);
}
function close_popup(){
	document.getElementById('popup').style.display = "none";

}
function load(){
	dat = new Date();
	c = getCookie('show_popup');
	if((parseInt(c)!=dat.getDate()) || (!c)){
		document.getElementById('popup').style.display = "block";
		document.getElementById('popup').style.left = (getClientWidth()-640)/2+'px';
		document.getElementById('popup_frame').src = "http://onebaks.org/popup.html";
		setCookie('show_popup',dat.getDate());
	}
}