diff --git a/UI/WebServerResources/dtree.js b/UI/WebServerResources/dtree.js
index b2eedb938..57dbed7c1 100644
--- a/UI/WebServerResources/dtree.js
+++ b/UI/WebServerResources/dtree.js
@@ -73,294 +73,295 @@ function dTree(objName) {
   return this;
 };
 
-// Adds a new node to the node array
-dTree.prototype.add = function(id, pid, name, isParent, url, datatype,
-                               title, target, icon, iconOpen, open, hasUnseen) {
-  this.aNodes[this.aNodes.length] = new Node(id, pid, name, isParent, url,
-                                             datatype, title, target, icon,
-                                             iconOpen, open, false, hasUnseen);
-};
+dTree.prototype = {
+    // Adds a new node to the node array
+    add: function(id, pid, name, isParent, url, datatype,
+                  title, target, icon, iconOpen, open, hasUnseen) {
+        this.aNodes[this.aNodes.length] = new Node(id, pid, name, isParent, url,
+                                                   datatype, title, target, icon,
+                                                   iconOpen, open, false, hasUnseen);
+    },
 
-// Open/close all nodes
-dTree.prototype.openAll = function() {
-  this.oAll(true);
-};
-dTree.prototype.closeAll = function() {
-  this.oAll(false);
-};
+    // Open/close all nodes
+    openAll: function() {
+        this.oAll(true);
+    },
+    closeAll: function() {
+        this.oAll(false);
+    },
 
-// Outputs the tree to the page
-dTree.prototype.toString = function() {
-  var str = '<div class="dtree" id="' + this.obj + '">\n';
-  if (document.getElementById) {
-    if (this.config.useCookies)
-      this.selectedNode = this.getSelected();
-    str += this.addNode(this.root);
-  } else str += 'Browser not supported.';
-  str += '</div>';
-  if (!this.selectedFound) this.selectedNode = null;
-  this.completed = true;
-  return str;
-};
+    // Outputs the tree to the page
+    toString: function() {
+        var str = '<div class="dtree" id="' + this.obj + '">\n';
+        if (document.getElementById) {
+            if (this.config.useCookies)
+                this.selectedNode = this.getSelected();
+            str += this.addNode(this.root);
+        } else str += 'Browser not supported.';
+        str += '</div>';
+        if (!this.selectedFound) this.selectedNode = null;
+        this.completed = true;
+        return str;
+    },
 
-// Creates the tree structure
-dTree.prototype.addNode = function(pNode) {
-  var str = '';
-  var n=0;
-  if (this.config.inOrder) n = pNode._ai;
-  for (n; n<this.aNodes.length; n++) {
-    if (this.aNodes[n].pid == pNode.id) {
-      var cn = this.aNodes[n];
-      cn._p = pNode;
-      cn._ai = n;
-      this.setCS(cn);
-      if (!cn.target && this.config.target) cn.target = this.config.target;
-      if (cn._hc && !cn._io && this.config.useCookies) cn._io = this.isOpen(cn.id);
-      if (!this.config.folderLinks && cn._hc) cn.url = null;
-      if (this.config.useSelection && cn.id == this.selectedNode && !this.selectedFound) {
- cn._is = true;
- this.selectedNode = n;
- this.selectedFound = true;
-      }
-      str += this.node(cn, n);
-      if (cn._ls) break;
+    // Creates the tree structure
+    addNode: function(pNode) {
+        var str = '';
+        var n=0;
+        if (this.config.inOrder) n = pNode._ai;
+        for (n; n<this.aNodes.length; n++) {
+            if (this.aNodes[n].pid == pNode.id) {
+                var cn = this.aNodes[n];
+                cn._p = pNode;
+                cn._ai = n;
+                this.setCS(cn);
+                if (!cn.target && this.config.target) cn.target = this.config.target;
+                if (cn._hc && !cn._io && this.config.useCookies) cn._io = this.isOpen(cn.id);
+                if (!this.config.folderLinks && cn._hc) cn.url = null;
+                if (this.config.useSelection && cn.id == this.selectedNode && !this.selectedFound) {
+                    cn._is = true;
+                    this.selectedNode = n;
+                    this.selectedFound = true;
+                }
+                str += this.node(cn, n);
+                if (cn._ls) break;
+            }
+        }
+        return str;
+    },
+
+    // Creates the node icon, url and text
+    node: function(node, nodeId) {
+        var str = '';
+
+        this.aNodes[nodeId] = node;
+        if (this.root.id != node.pid || !this.config.hideRoot) {
+            str += '<div class="dTreeNode"';
+            if (node.datatype) str += ' datatype="' + node.datatype + '"';
+            if (node.dataname) str += ' dataname="' + node.dataname + '"';
+            str += '>' + this.indent(node, nodeId);
+            if (node.url) {
+                str += '<a id="s' + this.obj + nodeId + '" class="node" href="' + node.url + '"';
+                if (node.title) str += ' title="' + node.title + '"';
+                if (node.target) str += ' target="' + node.target + '"';
+                if (this.config.useStatusText) str += ' onmouseover="window.status=\'' + node.name + '\';return true;" onmouseout="window.status=\'\';return true;" ';
+                if (this.config.useSelection && ((node._hc && this.config.folderLinks) || !node._hc))
+                    str += ' onclick="' + this.obj + '.s(' + nodeId + ');"';
+                str += '>';
+            }
+            else if ((!this.config.folderLinks || !node.url) && node._hc && node.pid != this.root.id)
+                str += '<a href="#" onclick="' + this.obj + '.o(' + nodeId + ');" class="node">';
+            if (this.config.useIcons) {
+                if (!node.icon) node.icon = (this.root.id == node.pid) ? this.icon.root : ((node._hc) ? this.icon.folder : this.icon.node);
+                if (!node.iconOpen) node.iconOpen = (node._hc) ? this.icon.folderOpen : this.icon.node;
+                if (this.root.id == node.pid) {
+                    node.icon = this.icon.root;
+                    node.iconOpen = this.icon.root;
+                }
+                str += '<img id="i' + this.obj + nodeId + '" src="' + ((node._io) ? node.iconOpen : node.icon) + '" alt="" />';
+            }
+            str += '<span class="nodeName';
+            if (!node.isParent)
+                str += ' leaf';
+            if (node.hasUnseen)
+                str += ' unseen';
+            str += '">' + node.name + '</span>';
+            if (node.url || ((!this.config.folderLinks || !node.url) && node._hc)) str += '</a>';
+            str += '</div>';
+        }
+        if (node._hc) {
+            str += '<div id="d' + this.obj + nodeId + '" class="clip" style="display:' + ((this.root.id == node.pid || node._io) ? 'block' : 'none') + ';">';
+            str += this.addNode(node);
+            str += '</div>';
+        }
+        this.aIndent.pop();
+        return str;
+    },
+
+    // Adds the empty and line icons
+    indent: function(node, nodeId) {
+        var str = '';
+        if (this.root.id != node.pid)
+            {
+                for (var n=0; n<this.aIndent.length; n++)
+                    str += '<img src="' + ( (this.aIndent[n] == 1 && this.config.useLines) ? this.icon.line : this.icon.empty ) + '" alt="" />';
+                (node._ls) ? this.aIndent.push(0) : this.aIndent.push(1);
+                if (node._hc)
+                    {
+                        str += '<a href="#" id="tg' + this.obj + nodeId + '" onclick="return ' + this.obj + '.o(' + nodeId + ');"><img id="j' + this.obj + nodeId + '" src="';
+                        if (!this.config.useLines) str += (node._io) ? this.icon.nlMinus : this.icon.nlPlus;
+                        else str += ( (node._io) ? ((node._ls && this.config.useLines) ? this.icon.minusBottom : this.icon.minus) : ((node._ls && this.config.useLines) ? this.icon.plusBottom : this.icon.plus ) );
+                        str += '" alt="" /></a>';
+                    }
+                else
+                    str += '<img src="' + ( (this.config.useLines) ? ((node._ls) ? this.icon.joinBottom : this.icon.join ) : this.icon.empty) + '" alt="" />';
+            }
+        return str;
+    },
+
+    // Checks if a node has any children and if it is the last sibling
+    setCS: function(node) {
+        var lastId;
+        for (var n=0; n<this.aNodes.length; n++) {
+            if (this.aNodes[n].pid == node.id) node._hc = true;
+            if (this.aNodes[n].pid == node.pid) lastId = this.aNodes[n].id;
+        }
+        if (lastId==node.id) node._ls = true;
+    },
+
+    // Returns the selected node
+    getSelected: function() {
+        var sn = this.getCookie('cs' + this.obj);
+        return (sn) ? sn : null;
+    },
+
+    // Highlights the selected node
+    s: function(id) {
+        if (!this.config.useSelection) return;
+        var cn = this.aNodes[id];
+        if (cn._hc && !this.config.folderLinks) return;
+        if (this.selectedNode != id) {
+            if (this.selectedNode || this.selectedNode==0) {
+                eOld = document.getElementById("s" + this.obj + this.selectedNode);
+                eOld.deselect();
+            }
+            eNew = document.getElementById("s" + this.obj + id);
+            eNew.selectElement();
+            this.selectedNode = id;
+            if (this.config.useCookies) this.setCookie('cs' + this.obj, cn.id);
+        }
+    },
+
+    // Toggle Open or close
+    o: function(id) {
+        var cn = this.aNodes[id];
+        this.nodeStatus(!cn._io, id, cn._ls);
+        cn._io = !cn._io;
+        if (this.config.closeSameLevel) this.closeLevel(cn);
+        if (this.config.useCookies) this.updateCookie();
+        
+        return false;
+    },
+
+    // Open or close all nodes
+    oAll: function(status) {
+        for (var n=0; n<this.aNodes.length; n++) {
+            if (this.aNodes[n]._hc && this.aNodes[n].pid != this.root.id) {
+                this.nodeStatus(status, n, this.aNodes[n]._ls)
+                this.aNodes[n]._io = status;
+            }
+        }
+        if (this.config.useCookies) this.updateCookie();
+    },
+
+    // Opens the tree to a specific node
+    openTo: function(nId, bSelect, bFirst) {
+        if (!bFirst) {
+            for (var n=0; n<this.aNodes.length; n++) {
+                if (this.aNodes[n].id == nId) {
+                    nId=n;
+                    break;
+                }
+            }
+        }
+        var cn=this.aNodes[nId];
+        if (cn.pid==this.root.id || !cn._p) return;
+        cn._io = true;
+        cn._is = bSelect;
+        if (this.completed && cn._hc) this.nodeStatus(true, cn._ai, cn._ls);
+        if (this.completed && bSelect) this.s(cn._ai);
+        else if (bSelect) this._sn=cn._ai;
+        this.openTo(cn._p._ai, false, true);
+    },
+
+    // Closes all nodes on the same level as certain node
+    closeLevel: function(node) {
+        for (var n=0; n<this.aNodes.length; n++) {
+            if (this.aNodes[n].pid == node.pid && this.aNodes[n].id != node.id && this.aNodes[n]._hc) {
+                this.nodeStatus(false, n, this.aNodes[n]._ls);
+                this.aNodes[n]._io = false;
+                this.closeAllChildren(this.aNodes[n]);
+            }
+        }
+    },
+
+    // Closes all children of a node
+    closeAllChildren: function(node) {
+        for (var n=0; n<this.aNodes.length; n++) {
+            if (this.aNodes[n].pid == node.id && this.aNodes[n]._hc) {
+                if (this.aNodes[n]._io) this.nodeStatus(false, n, this.aNodes[n]._ls);
+                this.aNodes[n]._io = false;
+                this.closeAllChildren(this.aNodes[n]); 
+            }
+        }
+    },
+    
+    // Change the status of a node(open or closed)
+    nodeStatus: function(status, id, bottom) {
+        eDiv = document.getElementById('d' + this.obj + id);
+        if (eDiv) {
+            eJoin = document.getElementById('j' + this.obj + id);
+            if (this.config.useIcons) {
+                eIcon = document.getElementById('i' + this.obj + id);
+                eIcon.src = (status) ? this.aNodes[id].iconOpen : this.aNodes[id].icon;
+            }
+            eJoin.src = (this.config.useLines)?
+                ((status)?((bottom)?this.icon.minusBottom:this.icon.minus):((bottom)?this.icon.plusBottom:this.icon.plus)):
+                ((status)?this.icon.nlMinus:this.icon.nlPlus);
+            eDiv.style.display = (status) ? 'block': 'none';
+        }
+    },
+
+    // [Cookie] Clears a cookie
+    clearCookie: function() {
+        var now = new Date();
+        var yesterday = new Date(now.getTime() - 1000 * 60 * 60 * 24);
+        this.setCookie('co'+this.obj, 'cookieValue', yesterday);
+        this.setCookie('cs'+this.obj, 'cookieValue', yesterday);
+    },
+    
+    // [Cookie] Sets value in a cookie
+    setCookie: function(cookieName, cookieValue, expires, path, domain, secure) {
+        document.cookie =
+            escape(cookieName) + '=' + escape(cookieValue)
+            + (expires ? '; expires=' + expires.toGMTString() : '')
+            + (path ? '; path=' + path : '')
+            + (domain ? '; domain=' + domain : '')
+            + (secure ? '; secure' : '');
+    },
+
+    // [Cookie] Gets a value from a cookie
+    getCookie: function(cookieName) {
+        var cookieValue = '';
+        var posName = document.cookie.indexOf(escape(cookieName) + '=');
+        if (posName != -1) {
+            var posValue = posName + (escape(cookieName) + '=').length;
+            var endPos = document.cookie.indexOf(';', posValue);
+            if (endPos != -1) cookieValue = unescape(document.cookie.substring(posValue, endPos));
+            else cookieValue = unescape(document.cookie.substring(posValue));
+        }
+        return (cookieValue);
+    },
+
+    // [Cookie] Returns ids of open nodes as a string
+    updateCookie: function() {
+        var str = '';
+        for (var n=0; n<this.aNodes.length; n++) {
+            if (this.aNodes[n]._io && this.aNodes[n].pid != this.root.id) {
+                if (str) str += '.';
+                str += this.aNodes[n].id;
+            }
+        }
+        this.setCookie('co' + this.obj, str);
+    },
+    
+    // [Cookie] Checks if a node id is in a cookie
+    isOpen: function(id) {
+        var aOpen = this.getCookie('co' + this.obj).split('.');
+        for (var n=0; n<aOpen.length; n++)
+            if (aOpen[n] == id) return true;
+        return false;
     }
-  }
-  return str;
-};
-
-// Creates the node icon, url and text
-dTree.prototype.node = function(node, nodeId) {
-  var str = '';
-
-  this.aNodes[nodeId] = node;
-  if (this.root.id != node.pid || !this.config.hideRoot) {
-    str += '<div class="dTreeNode"';
-    if (node.datatype) str += ' datatype="' + node.datatype + '"';
-    if (node.dataname) str += ' dataname="' + node.dataname + '"';
-    str += '>' + this.indent(node, nodeId);
-    if (node.url) {
-      str += '<a id="s' + this.obj + nodeId + '" class="node" href="' + node.url + '"';
-      if (node.title) str += ' title="' + node.title + '"';
-      if (node.target) str += ' target="' + node.target + '"';
-      if (this.config.useStatusText) str += ' onmouseover="window.status=\'' + node.name + '\';return true;" onmouseout="window.status=\'\';return true;" ';
-      if (this.config.useSelection && ((node._hc && this.config.folderLinks) || !node._hc))
-	str += ' onclick="' + this.obj + '.s(' + nodeId + ');"';
-      str += '>';
-    }
-    else if ((!this.config.folderLinks || !node.url) && node._hc && node.pid != this.root.id)
-      str += '<a href="#" onclick="' + this.obj + '.o(' + nodeId + ');" class="node">';
-    if (this.config.useIcons) {
-      if (!node.icon) node.icon = (this.root.id == node.pid) ? this.icon.root : ((node._hc) ? this.icon.folder : this.icon.node);
-      if (!node.iconOpen) node.iconOpen = (node._hc) ? this.icon.folderOpen : this.icon.node;
-      if (this.root.id == node.pid) {
-	node.icon = this.icon.root;
-	node.iconOpen = this.icon.root;
-      }
-      str += '<img id="i' + this.obj + nodeId + '" src="' + ((node._io) ? node.iconOpen : node.icon) + '" alt="" />';
-    }
-    str += '<span class="nodeName';
-    if (!node.isParent)
-      str += ' leaf';
-    if (node.hasUnseen)
-      str += ' unseen';
-    str += '">' + node.name + '</span>';
-    if (node.url || ((!this.config.folderLinks || !node.url) && node._hc)) str += '</a>';
-    str += '</div>';
-  }
-  if (node._hc) {
-    str += '<div id="d' + this.obj + nodeId + '" class="clip" style="display:' + ((this.root.id == node.pid || node._io) ? 'block' : 'none') + ';">';
-    str += this.addNode(node);
-    str += '</div>';
-  }
-  this.aIndent.pop();
-  return str;
-};
-
-// Adds the empty and line icons
-dTree.prototype.indent = function(node, nodeId) {
-  var str = '';
-  if (this.root.id != node.pid)
-  {
-    for (var n=0; n<this.aIndent.length; n++)
-      str += '<img src="' + ( (this.aIndent[n] == 1 && this.config.useLines) ? this.icon.line : this.icon.empty ) + '" alt="" />';
-    (node._ls) ? this.aIndent.push(0) : this.aIndent.push(1);
-    if (node._hc)
-      {
-	str += '<a href="#" id="tg' + this.obj + nodeId + '" onclick="return ' + this.obj + '.o(' + nodeId + ');"><img id="j' + this.obj + nodeId + '" src="';
-	if (!this.config.useLines) str += (node._io) ? this.icon.nlMinus : this.icon.nlPlus;
-	else str += ( (node._io) ? ((node._ls && this.config.useLines) ? this.icon.minusBottom : this.icon.minus) : ((node._ls && this.config.useLines) ? this.icon.plusBottom : this.icon.plus ) );
-	str += '" alt="" /></a>';
-      }
-    else
-      str += '<img src="' + ( (this.config.useLines) ? ((node._ls) ? this.icon.joinBottom : this.icon.join ) : this.icon.empty) + '" alt="" />';
-  }
-  return str;
-};
-
-// Checks if a node has any children and if it is the last sibling
-dTree.prototype.setCS = function(node) {
-  var lastId;
-  for (var n=0; n<this.aNodes.length; n++) {
-    if (this.aNodes[n].pid == node.id) node._hc = true;
-    if (this.aNodes[n].pid == node.pid) lastId = this.aNodes[n].id;
-  }
-  if (lastId==node.id) node._ls = true;
-};
-
-// Returns the selected node
-dTree.prototype.getSelected = function() {
-  var sn = this.getCookie('cs' + this.obj);
-  return (sn) ? sn : null;
-};
-
-// Highlights the selected node
-dTree.prototype.s = function(id) {
-  if (!this.config.useSelection) return;
-  var cn = this.aNodes[id];
-  if (cn._hc && !this.config.folderLinks) return;
-  if (this.selectedNode != id) {
-    if (this.selectedNode || this.selectedNode==0) {
-      eOld = document.getElementById("s" + this.obj + this.selectedNode);
-      eOld.deselect();
-    }
-    eNew = document.getElementById("s" + this.obj + id);
-    eNew.selectElement();
-    this.selectedNode = id;
-    if (this.config.useCookies) this.setCookie('cs' + this.obj, cn.id);
-  }
-};
-
-// Toggle Open or close
-dTree.prototype.o = function(id) {
-  var cn = this.aNodes[id];
-  this.nodeStatus(!cn._io, id, cn._ls);
-  cn._io = !cn._io;
-  if (this.config.closeSameLevel) this.closeLevel(cn);
-  if (this.config.useCookies) this.updateCookie();
-
-  return false;
-};
-
-// Open or close all nodes
-dTree.prototype.oAll = function(status) {
-  for (var n=0; n<this.aNodes.length; n++) {
-    if (this.aNodes[n]._hc && this.aNodes[n].pid != this.root.id) {
-      this.nodeStatus(status, n, this.aNodes[n]._ls)
-      this.aNodes[n]._io = status;
-    }
-  }
-  if (this.config.useCookies) this.updateCookie();
-};
-
-// Opens the tree to a specific node
-dTree.prototype.openTo = function(nId, bSelect, bFirst) {
-  if (!bFirst) {
-    for (var n=0; n<this.aNodes.length; n++) {
-      if (this.aNodes[n].id == nId) {
-	nId=n;
-	break;
-      }
-    }
-  }
-  var cn=this.aNodes[nId];
-  if (cn.pid==this.root.id || !cn._p) return;
-  cn._io = true;
-  cn._is = bSelect;
-  if (this.completed && cn._hc) this.nodeStatus(true, cn._ai, cn._ls);
-  if (this.completed && bSelect) this.s(cn._ai);
-  else if (bSelect) this._sn=cn._ai;
-  this.openTo(cn._p._ai, false, true);
-};
-
-// Closes all nodes on the same level as certain node
-dTree.prototype.closeLevel = function(node) {
-  for (var n=0; n<this.aNodes.length; n++) {
-    if (this.aNodes[n].pid == node.pid && this.aNodes[n].id != node.id && this.aNodes[n]._hc) {
-      this.nodeStatus(false, n, this.aNodes[n]._ls);
-      this.aNodes[n]._io = false;
-      this.closeAllChildren(this.aNodes[n]);
-    }
-  }
-}
-
-// Closes all children of a node
-dTree.prototype.closeAllChildren = function(node) {
-  for (var n=0; n<this.aNodes.length; n++) {
-    if (this.aNodes[n].pid == node.id && this.aNodes[n]._hc) {
-      if (this.aNodes[n]._io) this.nodeStatus(false, n, this.aNodes[n]._ls);
-      this.aNodes[n]._io = false;
-      this.closeAllChildren(this.aNodes[n]); 
-    }
-  }
-}
-
-// Change the status of a node(open or closed)
-dTree.prototype.nodeStatus = function(status, id, bottom) {
-  eDiv = document.getElementById('d' + this.obj + id);
-  if (eDiv) {
-    eJoin = document.getElementById('j' + this.obj + id);
-    if (this.config.useIcons) {
-      eIcon = document.getElementById('i' + this.obj + id);
-      eIcon.src = (status) ? this.aNodes[id].iconOpen : this.aNodes[id].icon;
-    }
-    eJoin.src = (this.config.useLines)?
-      ((status)?((bottom)?this.icon.minusBottom:this.icon.minus):((bottom)?this.icon.plusBottom:this.icon.plus)):
-      ((status)?this.icon.nlMinus:this.icon.nlPlus);
-    eDiv.style.display = (status) ? 'block': 'none';
-  }
-};
-
-
-// [Cookie] Clears a cookie
-dTree.prototype.clearCookie = function() {
-  var now = new Date();
-  var yesterday = new Date(now.getTime() - 1000 * 60 * 60 * 24);
-  this.setCookie('co'+this.obj, 'cookieValue', yesterday);
-  this.setCookie('cs'+this.obj, 'cookieValue', yesterday);
-};
-
-// [Cookie] Sets value in a cookie
-dTree.prototype.setCookie = function(cookieName, cookieValue, expires, path, domain, secure) {
-  document.cookie =
-  escape(cookieName) + '=' + escape(cookieValue)
-  + (expires ? '; expires=' + expires.toGMTString() : '')
-  + (path ? '; path=' + path : '')
-  + (domain ? '; domain=' + domain : '')
-  + (secure ? '; secure' : '');
-};
-
-// [Cookie] Gets a value from a cookie
-dTree.prototype.getCookie = function(cookieName) {
-  var cookieValue = '';
-  var posName = document.cookie.indexOf(escape(cookieName) + '=');
-  if (posName != -1) {
-    var posValue = posName + (escape(cookieName) + '=').length;
-    var endPos = document.cookie.indexOf(';', posValue);
-    if (endPos != -1) cookieValue = unescape(document.cookie.substring(posValue, endPos));
-    else cookieValue = unescape(document.cookie.substring(posValue));
-  }
-  return (cookieValue);
-};
-
-// [Cookie] Returns ids of open nodes as a string
-dTree.prototype.updateCookie = function() {
-  var str = '';
-  for (var n=0; n<this.aNodes.length; n++) {
-    if (this.aNodes[n]._io && this.aNodes[n].pid != this.root.id) {
-      if (str) str += '.';
-      str += this.aNodes[n].id;
-    }
-  }
-  this.setCookie('co' + this.obj, str);
-};
-
-// [Cookie] Checks if a node id is in a cookie
-dTree.prototype.isOpen = function(id) {
-  var aOpen = this.getCookie('co' + this.obj).split('.');
-  for (var n=0; n<aOpen.length; n++)
-  if (aOpen[n] == id) return true;
-  return false;
 };
 
 // If Push and pop is not implemented by the browser