function set_menu() {
        var ddm1 = new DropDownMenu1('menu1');
        ddm1.position.top = -1;
        ddm1.init();
    }
    
  function ToggleDisplay(id)
  {
    var elem1 = document.getElementById('div_' + id + '_links');
    var elem2 = document.getElementById('div_' + id + '_plus');
    var elem3 = document.getElementById('div_' + id + '_minus');
    if (elem1) 
    {
      if (elem1.style.display != 'block') 
      {
        elem1.style.display = 'block';
        elem1.style.visibility = 'visible';
        elem2.style.display = 'none';
        elem2.style.visibility = 'hidden';
        elem3.style.display = 'block';
        elem3.style.visibility = 'visible';
      } 
      else
      {
        elem1.style.display = 'none';
        elem1.style.visibility = 'hidden';
        elem2.style.display = 'block';
        elem2.style.visibility = 'visible';
        elem3.style.display = 'none';
        elem3.style.visibility = 'hidden';
      }
    }
  }
  
  
  function highlightpcsub(elem) {
	elem.style.backgroundColor = '#2b61a8';
	return true;
  }
  function unhighlightpcsub(elem) {
	elem.style.backgroundColor = '#538bbc';
	return true;
  }
  
  function highlightweeesub(elem) {
	elem.style.backgroundColor = '#747678';
	return true;
  }
  function unhighlightweeesub(elem) {
	elem.style.backgroundColor = '#9b9d9b';
	return true;
  }