function MenuOn(x){ 
obj=document.getElementById("submenu"+x).style.visibility="visible";
}
function MenuOff(x){ 
obj=document.getElementById("submenu"+x).style.visibility="hidden"; 
}
function showHide(entryID, entryLink, htmlObj) {
  extTextDivID = ('Text' + (entryID));
  extLinkDivID = ('Link' + (entryID));
    if( document.getElementById ) {
    if( document.getElementById(extTextDivID).style.display ) {
      if( entryLink != 0 ) {
        document.getElementById(extTextDivID).style.display = "block";
        document.getElementById(extLinkDivID).style.display = "none";
        htmlObj.blur();
      } else { 
        document.getElementById(extTextDivID).style.display = "none";
        document.getElementById(extLinkDivID).style.display = "block";
      }
    } else {
      location.href = entryLink;
      return true;
    }
  } else {
    location.href = entryLink;
    return true;
  }
}
function externalLinks() {
  if (!document.getElementsByTagName) return;
  var anchors = document.getElementsByTagName("a");
  for (var i=0; i<anchors.length; i++) {
    var anchor = anchors[i];
    if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
      anchor.target = "_blank";
  }
}
window.onload = externalLinks;