text: /*
   * The MIT License
   * 
   * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
   * 
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   * 
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   * 
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  Behaviour.specify("IMG.treeview-fold-control", 'projectViewNested', 0, function(e) {
      e.onexpanded = function() {
          var img = this;
          var tr = findAncestor(img, "TR");
          var tail = tr.nextSibling;
  
          img.oncollapsed = function() {
              while (tr.nextSibling != tail)
                  tr.nextSibling.remove();
          };
  
          // fetch the nested view and load it when it's ready
          new Ajax.Request(img.getAttribute("url"), {
              method : 'post',
              onComplete : function(x) {
                  var cont = document.createElement("div");
                  cont.innerHTML = x.responseText;
                  var rows = $A(cont.firstElementChild.rows);
                  var anim = { opacity: { from:0, to:1 } };
                  rows.reverse().each(function(r) {
                      YAHOO.util.Dom.setStyle(r, 'opacity', 0); // hide
                      YAHOO.util.Dom.insertAfter(r, tr);
                      Behaviour.applySubtree(r);
                      new YAHOO.util.Anim(r, anim, 0.3).animate();
                  });
              }
          });
      };
      e = null;
  });
  