function r_on(i) {
  if (document.images) { 
    if (document[i].src.indexOf("down") < 0) {
      document[i].src = "/images/" + i + "_over.gif"; 
    }
  }
}

function r_off(i) {
  if (document.images) { 
    if (document[i].src.indexOf("down") < 0) {
      document[i].src = "/images/" + i + ".gif"; 
    }
  }
}

function s_on(i) {
  if (document.images) { 
    if (document[i].src.indexOf("down") < 0) {
      document[i].src = "/images/" + i + "_over.gif"; 
    }
  }
}

function s_off(i) {
  if (document.images) { 
    if (document[i].src.indexOf("down") < 0) {
      document[i].src = "/images/" + i + ".gif"; 
    }
  }
}

function popUp(page) {
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=1384,height=785');
}

function popUp307(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=327,height=520');
}

function popUp333(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=353,height=520');
}

function popUp350(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=370,height=520');
}

function popUp375(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=395,height=520');
}

function popUp425(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=445,height=520');
}

function popUp615(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=635,height=520');
}

function popUp666(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=686,height=520');
}

function popUp750(page) {
  page = "enlargements/" + page + ".jpg";
  popup_window = window.open(page,'popup','location=no,menubar=no,resizable,scrollbars,status=no,toolbar=no,width=770,height=520');
}

function writeDate() {
  var today = new Date();
  var year = today.getFullYear();
  document.write(year);
}