/**
 * createXMLHttp()
 * 
 * Attempts to create a new XMLHTTP object for any supported type of browser.
 */
function createXMLHttp() {
  try {
    xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (e) {
    try {
      xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    } catch (e) {
      try {
        xmlhttp = new XMLHttpRequest()
      } catch (e) {
        //alert("Could not create XMLHttpRequest object!");
        return false;
      }
    }
  }
  return xmlhttp;
}

/**
 * show/hide toggle
 *
 */

function toggleDisplay(sectionID){
  section = document.getElementById(sectionID);
        
  section.style.display = (section.style.display == 'none') ? '' : 'none' ;
}