//function GetTreeData(AURL){
//  var Request = new ActiveXObject('Microsoft.XMLHTTP');
//  Request.open('GET', AURL, false);
//  Request.setRequestHeader('Accept','*/*');
//  Request.setRequestHeader('Cache-Control', 'no-cache');
//  Request.send(null);
//  var Rows = Request.responseText.split("\n");
//  var DataRows = new Array();
//  for(var I in Rows)
//    DataRows[I] = unescape(Rows[I]).split("|");
//  return DataRows;
//}

function GetTreeData(AURL){
  var Request = false;
  /*@cc_on @*/
  /*@if (@_jscript_version >= 5)
  // JScript gives us Conditional compilation, we can cope with old IE versions.
  // and security blocked creation of the objects.
   try {
    Request = new ActiveXObject("Msxml2.XMLHTTP");
   } catch (e) {
    try {
     Request = new ActiveXObject("Microsoft.XMLHTTP");
    } catch (E) {
     Request = false;
    }
   }
  @end @*/
  if (!Request && (typeof(XMLHttpRequest) != 'undefined')){
    Request = new XMLHttpRequest();
  }

  Request.open('GET', AURL, false);
  Request.setRequestHeader('Accept','*/*');
  Request.setRequestHeader('Cache-Control', 'no-cache');
  Request.send(null);
  var Rows = Request.responseText.split("\n");
  var DataRows = new Array();
  for(var I in Rows)
    DataRows[I] = unescape(Rows[I]).split("|");
  return DataRows;
}

function ExpandTree(AID, ATree, AImage, APadding) {
  Padding = APadding + 20;
  var ImageID = 'img_'+AID;
  for (I=0;I < document.images.length;I++) {
  	 if (document.images[I].Id == ImageID) {
  	 	AImage = document.images[I];
  	 }
  }
  var Children = document.getElementById("Child_" + AID);
  if(Children == null) {
    var Children = ATree.Build(AID, "ChildCell_" + AID, Padding);
  } else {
    if(Children.style.display=="none") {
      AImage.src = "img/minus.gif";
      Children.style.display="block";
    } else {
      AImage.src = "img/plus.gif";
      Children.style.display="none";
    }
  }
}

function TreeView(ADataURL, AIDIndex, ADataIndex, AHasChildIndex) {
  this.URL = ADataURL;
  this.IdIdx = AIDIndex;
  this.DataIdx = ADataIndex;
  this.HasChildIdx = AHasChildIndex;

  this.Build = function(AParentID, AParentElementID, APadding){
    Parent = document.getElementById(AParentElementID);

    var Table = document.createElement('table');
    Table.id = "Child_" + AParentID;
    Parent.appendChild(Table);

    var TreeData = GetTreeData(this.URL.replace(/%parent%/, AParentID));

    var TBody = document.createElement('tbody');
    TBody.id = "TBody_" + AParentID;
    Table.appendChild(TBody);
    Table.border = 0;
    Table.width = 200;
    Table.cellSpacing = 0;
    Table.cellPadding = 0;

    for (var I in TreeData){
      var TR_line = document.createElement('tr');
      TBody.appendChild(TR_line);
      var TD_line = document.createElement('td');
      TD_line.innerHTML = "<img src='img/menu/menuline.gif' width='339' height='3' alt=\"\">";
      TR_line.appendChild(TD_line);

      var Row = document.createElement('tr');
      TBody.appendChild(Row);

      var Cel1 = document.createElement('td');
      var A = document.createElement('a');
      Cel1.style.textAlign = "Left";
      Cel1.style.padding = "0 0 0 " + APadding;
      Row.appendChild(Cel1);

      A.setAttribute('id', 'cel_'+TreeData[I][this.IdIdx]);
      A.style.cursor = 'hand';
      A.className = "dop_m";
      A.innerHTML = TreeData[I][this.DataIdx];
      Cel1.appendChild(A);

      var HasChildren = TreeData[I][this.HasChildIdx];

//      var Img = document.createElement('img');
//      Cel1.appendChild(Img);
//      Img.src = 'img//plus.gif';

      if(HasChildren=='1') {
        A.NodeID = TreeData[I][this.IdIdx];
        A.Id = 'cel_'+A.NodeID;
        A.Name = A.NodeID;
        A.Tree = this;
        A.href = "javascript:var a = document.getElementById('" + A.id + "'); ExpandTree(a.NodeID, a.Tree, a, " + APadding + ")";
//        Img.NodeID = TreeData[I][this.IdIdx];
//        Img.Id = 'img_'+Img.NodeID;
//        Img.Name = 'img_'+Img.NodeID;
//        Img.src = 'Plus.gif';
        Row = document.createElement('tr');
        TBody.appendChild(Row);
        Cel1 = document.createElement('td');
        Cel1.id = 'ChildCell_' + TreeData[I][this.IdIdx];
        Row.appendChild(Cel1);
      } else {
//        Img.style.visibility = 'hidden';
        A.href = 'cat.php?cat_id='+TreeData[I][this.IdIdx];
      }
    }
    return TBody.id;
  }

  this.Exp = function() {
    var TreeData_ = GetTreeData(this.URL.replace(/%parent%/, this.IdIdx));

    for (var I in TreeData_) {
      var HasChildren = TreeData_[I][this.HasChildIdx];
      var IMGID = TreeData_[I][this.IdIdx];

      for (K = 0; document.images[K]; K++) {
              if (document.images[K].NodeID == IMGID) {
                      var Img = document.images[K];
                      if(HasChildren=='1'){
                              ExpandTree(Img.NodeID, this, Img);
                      }
              }
      }
    }
  }
}