function switchMenu(obj) {
        collapseAll();
        var el = document.getElementById(obj);
        if ( el.style.display != 'none' ) {
          el.style.display = 'none';
        }
        else {
          el.style.display = '';
        }

        setAllIdxNormal();
        var eIdx = document.getElementById( "idx://" + obj );
        eIdx.style.color = 'red';

        return false;
      }

      function $() {
        var elements = new Array();
        for (var i = 0; i < arguments.length; i++) {
          var element = arguments[i];
          if (typeof element == 'string')
            element = document.getElementById(element);
          if (arguments.length == 1)
            return element;
          elements.push(element);
        }
        return elements;
      }

      function collapseObj(obj) {
          try {
            obj.style.display = 'none';
          } catch(e) {
          }
      }

      function setIdxNormal(obj) {
          try {
            var eIdx = document.getElementById( "idx://" + obj );
            eIdx.style.color = 'black';
          } catch(e) {
          }
      }


/*
      function collapseAll(objs) {
        var i;
        for (i=0;i<objs.length;i++ ) {
          try {
            objs[i].style.display = 'none';
          } catch(e) {
          }
        }
      }

      function pageLoad() {
        collapseAll($('myDiv1','myDiv2','myDiv3'));
      }
*/
      // addEvent(window, 'load', pageLoad);