function getCookie(name) {
  var value=null, search=name+"=";
  if (document.cookie.length > 0) {
    var offset = document.cookie.indexOf(search);
    if (offset != -1) {
      offset += search.length;
      var end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      value = unescape(document.cookie.substring(offset, end));
    }
  }
  return value;
}
function setCookie(name, value, expires, path, domain, secure) {
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
function togglePopjisyo() {
    setCookie('disablePopjisyo', getCookie('disablePopjisyo') == "1" ? "" : "1", new Date(2010, 1, 1, 0, 0, 0, 0), '/');
    location.reload(true);
}