<!-- hide scripts from silly old browsers


// This function controls the displaying/hiding of collapsible elements
function expando(context) {
  children = document.getElementById(context).childNodes;
  for (i=0;i<children.length;i++) {
    if (children.item(i).tagName == "DIV") {
      if (children.item(i).style.display == "block") {
	// it's currently open, so close it
        children.item(i).style.display = "none";
        document.getElementById(context+'_opener').style.display = "inline";
        document.getElementById(context+'_opener').focus();
        document.getElementById(context+'_closer').style.display = "none";
      }
      else {
	// it's closed, so open it
        children.item(i).style.display = "block";
        document.getElementById(context+'_opener').style.display = "none";
        document.getElementById(context+'_closer').style.display = "inline";
        document.getElementById(context+'_closer').focus();
      }
    }
  }
}


// end hiding scripts from silly old browswers -->